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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 729103.pdf | 616 kB | Shaun Ewing | May 26, 1903 00:00 |
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US-729103-A // Method of electrical distribution and selective distribution. // John Stone Stone // American Bell Telephone Co | |||
| Version 1 (current) | 616 kB | Shaun Ewing | May 26, 1903 00:00 | US-729103-A // Method of electrical distribution and selective distribution. // John Stone Stone // American Bell Telephone Co | ||||
| PDF File 245600.pdf | 614 kB | Shaun Ewing | Aug 16, 1881 00:00 |
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US-245600-A // Telephone-signal. // George L. Anders, Of And Thomas A. Watson Of Everett // American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 614 kB | Shaun Ewing | Aug 16, 1881 00:00 | US-245600-A // Telephone-signal. // George L. Anders, Of And Thomas A. Watson Of Everett // American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 438982.pdf | 605 kB | Shaun Ewing | Oct 21, 1890 00:00 |
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US-438982-A // Telephone-exchange Apparatus. // Franklin G. Beach, Of Illinois // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 605 kB | Shaun Ewing | Oct 21, 1890 00:00 | US-438982-A // Telephone-exchange Apparatus. // Franklin G. Beach, Of Illinois // The American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 458753.pdf | 600 kB | Shaun Ewing | Sept 01, 1891 00:00 |
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US-458753-A // Massachusetts. Protective Fuse. // Hammond V. Hayes, Of And Anthony C. White Of Boston // The American Bell Telephone Company, Of Boston, | |||
| Version 1 (current) | 600 kB | Shaun Ewing | Sept 01, 1891 00:00 | US-458753-A // Massachusetts. Protective Fuse. // Hammond V. Hayes, Of And Anthony C. White Of Boston // The American Bell Telephone Company, Of Boston, | ||||
| PDF File 620004.pdf | 594 kB | Shaun Ewing | Feb 21, 1899 00:00 |
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US-620004-A // Telephone-switchboard Circuit. // Thomas C. Wales, Jr. Of Newton Massachusetts // The American Bell Telephone Company, Op Boston, Massachusetts. | |||
| Version 1 (current) | 594 kB | Shaun Ewing | Feb 21, 1899 00:00 | US-620004-A // Telephone-switchboard Circuit. // Thomas C. Wales, Jr. Of Newton Massachusetts // The American Bell Telephone Company, Op Boston, Massachusetts. | ||||
| PDF File 575394.pdf | 593 kB | Shaun Ewing | Jan 19, 1897 00:00 |
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US-575394-A // Magneto-telephone. // Stephen D. Field, Of Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 593 kB | Shaun Ewing | Jan 19, 1897 00:00 | US-575394-A // Magneto-telephone. // Stephen D. Field, Of Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 542657.pdf | 591 kB | Shaun Ewing | Jul 16, 1895 00:00 |
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US-542657-A // Telephone Relay Apparatus. // Wilton L. Richards, Of // The American Bell Telephone Company, Op Boston, Massachusetts. | |||
| Version 1 (current) | 591 kB | Shaun Ewing | Jul 16, 1895 00:00 | US-542657-A // Telephone Relay Apparatus. // Wilton L. Richards, Of // The American Bell Telephone Company, Op Boston, Massachusetts. | ||||
| PDF File 590304.pdf | 589 kB | Shaun Ewing | Sept 21, 1897 00:00 |
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US-590304-A // Common-battery Multiple Switchboard. // Henry Middlebeook Crane, Of Massachusetts // The American Bell Telephone Company, Of Same Place. | |||
| Version 1 (current) | 589 kB | Shaun Ewing | Sept 21, 1897 00:00 | US-590304-A // Common-battery Multiple Switchboard. // Henry Middlebeook Crane, Of Massachusetts // The American Bell Telephone Company, Of Same Place. | ||||
| PDF File 560762.pdf | 588 kB | Shaun Ewing | May 26, 1896 00:00 |
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US-560762-A // Telephone Circuit and Apparatus. // John S. Stone, Of Massachusetts // The American Bell Telephone Company, Oe Same Place. | |||
| Version 1 (current) | 588 kB | Shaun Ewing | May 26, 1896 00:00 | US-560762-A // Telephone Circuit and Apparatus. // John S. Stone, Of Massachusetts // The American Bell Telephone Company, Oe Same Place. | ||||
| PDF File 657316.pdf | 580 kB | Shaun Ewing | Sept 04, 1900 00:00 |
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US-657316-A // Telephone trunk-circuit. // David S. Hulfish // American Bell Telephone Co | |||
| Version 1 (current) | 580 kB | Shaun Ewing | Sept 04, 1900 00:00 | US-657316-A // Telephone trunk-circuit. // David S. Hulfish // American Bell Telephone Co | ||||
| PDF File 306241.pdf | 579 kB | Shaun Ewing | Oct 07, 1884 00:00 |
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US-306241-A // Multiple-circuit Changer. // Ezra T. Gilliland, Of Massachusetts // The American Bell Telephone Company, Of Same Place. | |||
| Version 1 (current) | 579 kB | Shaun Ewing | Oct 07, 1884 00:00 | US-306241-A // Multiple-circuit Changer. // Ezra T. Gilliland, Of Massachusetts // The American Bell Telephone Company, Of Same Place. | ||||
| PDF File 656796.pdf | 579 kB | Shaun Ewing | Aug 28, 1900 00:00 |
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US-656796-A // Signal-receiving relay. // George K. Thompson ; Ernest C. Robes // American Bell Telephone Co | |||
| Version 1 (current) | 579 kB | Shaun Ewing | Aug 28, 1900 00:00 | US-656796-A // Signal-receiving relay. // George K. Thompson ; Ernest C. Robes // American Bell Telephone Co | ||||
| PDF File 556034.pdf | 579 kB | Shaun Ewing | Mar 10, 1896 00:00 |
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US-556034-A // Telephone Speaking-tube System. // John" S. Stone, Of And George K. Thompson Op Malden // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 579 kB | Shaun Ewing | Mar 10, 1896 00:00 | US-556034-A // Telephone Speaking-tube System. // John" S. Stone, Of And George K. Thompson Op Malden // The American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 239133.pdf | 577 kB | Shaun Ewing | Mar 22, 1881 00:00 |
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US-239133-A // Telephone-exchange System. // George L. Anders, Of And Thomas D. Lookwood Op Malden // American Bell Telephone Company, Of Boston, Mass. | |||
| Version 1 (current) | 577 kB | Shaun Ewing | Mar 22, 1881 00:00 | US-239133-A // Telephone-exchange System. // George L. Anders, Of And Thomas D. Lookwood Op Malden // American Bell Telephone Company, Of Boston, Mass. | ||||
| PDF File 547405.pdf | 569 kB | Shaun Ewing | Oct 01, 1895 00:00 |
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US-547405-A // Telephone-toll Apparatus. // George K. Thompson, Of Massachusetts // The American Bell Telephone Company, Of Massachusetts. | |||
| Version 1 (current) | 569 kB | Shaun Ewing | Oct 01, 1895 00:00 | US-547405-A // Telephone-toll Apparatus. // George K. Thompson, Of Massachusetts // The American Bell Telephone Company, Of Massachusetts. | ||||
| PDF File 552735.pdf | 567 kB | Shaun Ewing | Jan 07, 1896 00:00 |
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US-552735-A // Trunk-line for Telephone-exchanges. // Thomas C. Wales, Jr. Of Boston Massachusetts // The American Bell Telephone Company, Of Same Place. | |||
| Version 1 (current) | 567 kB | Shaun Ewing | Jan 07, 1896 00:00 | US-552735-A // Trunk-line for Telephone-exchanges. // Thomas C. Wales, Jr. Of Boston Massachusetts // The American Bell Telephone Company, Of Same Place. | ||||
| PDF File 623583.pdf | 567 kB | Shaun Ewing | Apr 25, 1899 00:00 |
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US-623583-A // Telephonic Trunk-circuit. // Thomas C. Wales, Jr. Of Newton And Henry Middlebrook Crane Of Boston Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 567 kB | Shaun Ewing | Apr 25, 1899 00:00 | US-623583-A // Telephonic Trunk-circuit. // Thomas C. Wales, Jr. Of Newton And Henry Middlebrook Crane Of Boston Massachusetts // The American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 544901.pdf | 561 kB | Shaun Ewing | Aug 20, 1895 00:00 |
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US-544901-A // Massachusetts. Telephone-exchange Apparatus. // Joseph J. Oconnell, Of Illinois Assignor By Mesne // The American Bell Telephone Company, Op Boston, | |||
| Version 1 (current) | 561 kB | Shaun Ewing | Aug 20, 1895 00:00 | US-544901-A // Massachusetts. Telephone-exchange Apparatus. // Joseph J. Oconnell, Of Illinois Assignor By Mesne // The American Bell Telephone Company, Op Boston, | ||||
| PDF File 239132.pdf | 559 kB | Shaun Ewing | Mar 22, 1881 00:00 |
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US-239132-A // Telephone-exchange. // George Lee Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | |||
| Version 1 (current) | 559 kB | Shaun Ewing | Mar 22, 1881 00:00 | US-239132-A // Telephone-exchange. // George Lee Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | ||||
| PDF File 577214.pdf | 558 kB | Shaun Ewing | Feb 16, 1897 00:00 |
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US-577214-A // Resonant Electric Circuit. // John S. Stone, Of Massachusetts // The American Bell Teleppione Company, Of Same Place. | |||
| Version 1 (current) | 558 kB | Shaun Ewing | Feb 16, 1897 00:00 | US-577214-A // Resonant Electric Circuit. // John S. Stone, Of Massachusetts // The American Bell Teleppione Company, Of Same Place. |
