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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 727829.pdf | 318 kB | Shaun Ewing | May 12, 1903 00:00 |
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US-727829-A // Cable-terminal. // Joseph J. O'Connell // American Telephone & Telegraph | |||
| Version 1 (current) | 318 kB | Shaun Ewing | May 12, 1903 00:00 | US-727829-A // Cable-terminal. // Joseph J. O'Connell // American Telephone & Telegraph | ||||
| PDF File 729709.pdf | 831 kB | Shaun Ewing | Jun 02, 1903 00:00 |
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US-729709-A // Loaded electric circuit. // Howard S. Warren ; George A. Campbell // American Telephone & Telegraph | |||
| Version 1 (current) | 831 kB | Shaun Ewing | Jun 02, 1903 00:00 | US-729709-A // Loaded electric circuit. // Howard S. Warren ; George A. Campbell // American Telephone & Telegraph | ||||
| PDF File 732795.pdf | 627 kB | Shaun Ewing | Jul 07, 1903 00:00 |
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US-732795-A // Substation telephone-circuit. // Almon B. Stetson // American Telephone & Telegraph | |||
| Version 1 (current) | 627 kB | Shaun Ewing | Jul 07, 1903 00:00 | US-732795-A // Substation telephone-circuit. // Almon B. Stetson // American Telephone & Telegraph | ||||
| PDF File 733225.pdf | 203 kB | Shaun Ewing | Jul 07, 1903 00:00 |
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US-733225-A // Electric bell-ringer. // Tiodolf Lidberg // Swedish American Telephone Company | |||
| Version 1 (current) | 203 kB | Shaun Ewing | Jul 07, 1903 00:00 | US-733225-A // Electric bell-ringer. // Tiodolf Lidberg // Swedish American Telephone Company | ||||
| PDF File 736002.pdf | 914 kB | Shaun Ewing | Aug 11, 1903 00:00 |
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US-736002-A // Busy-test apparatus for telephone-switchboards. // Joseph J. O'Connell // American Telephone & Telegraph | |||
| Version 1 (current) | 914 kB | Shaun Ewing | Aug 11, 1903 00:00 | US-736002-A // Busy-test apparatus for telephone-switchboards. // Joseph J. O'Connell // American Telephone & Telegraph | ||||
| PDF File 736019.pdf | 512 kB | Shaun Ewing | Aug 11, 1903 00:00 |
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US-736019-A // Protective fuse apparatus. // Wilton L. Richards // American Telephone & Telegraph | |||
| Version 1 (current) | 512 kB | Shaun Ewing | Aug 11, 1903 00:00 | US-736019-A // Protective fuse apparatus. // Wilton L. Richards // American Telephone & Telegraph | ||||
| PDF File 736033.pdf | 1.03 MB | Shaun Ewing | Aug 11, 1903 00:00 |
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US-736033-A // Means for protecting telephone circuits and apparatus. // Almon B. Stetson // American Telephone & Telegraph | |||
| Version 1 (current) | 1.03 MB | Shaun Ewing | Aug 11, 1903 00:00 | US-736033-A // Means for protecting telephone circuits and apparatus. // Almon B. Stetson // American Telephone & Telegraph | ||||
| PDF File 736672.pdf | 669 kB | Shaun Ewing | Aug 18, 1903 00:00 |
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US-736672-A // Telephone. // John A. Barrett ; Louis A. Falk ; Herbert E. Shreeve // American Telephone & Telegraph | |||
| Version 1 (current) | 669 kB | Shaun Ewing | Aug 18, 1903 00:00 | US-736672-A // Telephone. // John A. Barrett ; Louis A. Falk ; Herbert E. Shreeve // American Telephone & Telegraph | ||||
| PDF File 737703.pdf | 230 kB | Shaun Ewing | Sept 01, 1903 00:00 |
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US-737703-A // Self-induction coil. // George A. Campbell // American Telephone & Telegraph | |||
| Version 1 (current) | 230 kB | Shaun Ewing | Sept 01, 1903 00:00 | US-737703-A // Self-induction coil. // George A. Campbell // American Telephone & Telegraph | ||||
| PDF File 737704.pdf | 254 kB | Shaun Ewing | Sept 01, 1903 00:00 |
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US-737704-A // Self-induction coil. // George A. Campbell ; Wilton L. Richards // American Telephone & Telegraph | |||
| Version 1 (current) | 254 kB | Shaun Ewing | Sept 01, 1903 00:00 | US-737704-A // Self-induction coil. // George A. Campbell ; Wilton L. Richards // American Telephone & Telegraph | ||||
| PDF File 737720.pdf | 302 kB | Shaun Ewing | Sept 01, 1903 00:00 |
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US-737720-A // Electromagnet. // James Duncan // American Telephone & Telegraph | |||
| Version 1 (current) | 302 kB | Shaun Ewing | Sept 01, 1903 00:00 | US-737720-A // Electromagnet. // James Duncan // American Telephone & Telegraph | ||||
| PDF File 743594.pdf | 747 kB | Shaun Ewing | Nov 10, 1903 00:00 |
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US-743594-A // Telephone circuits and apparatus. // George K. Thompson // American Telephone & Telegraph | |||
| Version 1 (current) | 747 kB | Shaun Ewing | Nov 10, 1903 00:00 | US-743594-A // Telephone circuits and apparatus. // George K. Thompson // American Telephone & Telegraph | ||||
| PDF File 749388.pdf | 402 kB | Shaun Ewing | Dec 01, 1904 00:00 |
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US-749388-A // Locking device for telephone apparatus. // Sherwood J. Larned ; James S. Ford // American Telephone & Telegraph | |||
| Version 1 (current) | 402 kB | Shaun Ewing | Dec 01, 1904 00:00 | US-749388-A // Locking device for telephone apparatus. // Sherwood J. Larned ; James S. Ford // American Telephone & Telegraph | ||||
| PDF File 749399.pdf | 723 kB | Shaun Ewing | Jan 12, 1904 00:00 |
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US-749399-A // Alternating-current relay // Greenleaf W. Pickard, Of Massachusetts // American Telephone & Telegraph, New York NY | |||
| Version 1 (current) | 723 kB | Shaun Ewing | Jan 12, 1904 00:00 | US-749399-A // Alternating-current relay // Greenleaf W. Pickard, Of Massachusetts // American Telephone & Telegraph, New York NY | ||||
| PDF File 750704.pdf | 1.18 MB | Shaun Ewing | Jan 26, 1904 00:00 |
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US-750704-A // Telephone switching and signaling apparatus // Malcolm C. Eoety, Of Massachusetts // American Telephone & Telegraph, New York NY | |||
| Version 1 (current) | 1.18 MB | Shaun Ewing | Jan 26, 1904 00:00 | US-750704-A // Telephone switching and signaling apparatus // Malcolm C. Eoety, Of Massachusetts // American Telephone & Telegraph, New York NY | ||||
| PDF File 753918.pdf | 559 kB | Shaun Ewing | Mar 08, 1904 00:00 |
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US-753918-A // Polarized relay. // Malcolm C. Rorty // American Telephone & Telegraph | |||
| Version 1 (current) | 559 kB | Shaun Ewing | Mar 08, 1904 00:00 | US-753918-A // Polarized relay. // Malcolm C. Rorty // American Telephone & Telegraph | ||||
| PDF File 756296.pdf | 977 kB | Shaun Ewing | Apr 05, 1904 00:00 |
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US-756296-A // Selective signaling for polystation telephone-circuits. // Burdett Stryker // American Telephone & Telegraph | |||
| Version 1 (current) | 977 kB | Shaun Ewing | Apr 05, 1904 00:00 | US-756296-A // Selective signaling for polystation telephone-circuits. // Burdett Stryker // American Telephone & Telegraph | ||||
| PDF File 758468.pdf | 479 kB | Shaun Ewing | Apr 26, 1904 00:00 |
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US-758468-A // Alternating-current signal-receiving apparatus. // Greenleaf W. Pickard // American Telephone & Telegraph | |||
| Version 1 (current) | 479 kB | Shaun Ewing | Apr 26, 1904 00:00 | US-758468-A // Alternating-current signal-receiving apparatus. // Greenleaf W. Pickard // American Telephone & Telegraph | ||||
| PDF File 760143.pdf | 910 kB | Shaun Ewing | May 17, 1904 00:00 |
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US-760143-A // Apparatus for amplifying or reinforcing telephone-currents. // Joseph J. O'Connell // American Telephone & Telegraph | |||
| Version 1 (current) | 910 kB | Shaun Ewing | May 17, 1904 00:00 | US-760143-A // Apparatus for amplifying or reinforcing telephone-currents. // Joseph J. O'Connell // American Telephone & Telegraph | ||||
| PDF File 761916.pdf | 763 kB | Shaun Ewing | Jun 07, 1904 00:00 |
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US-761916-A // Protective device for telephone-circuits. // Malcolm C. Rorty ; George K. Thompson // American Telephone & Telegraph | |||
| Version 1 (current) | 763 kB | Shaun Ewing | Jun 07, 1904 00:00 | US-761916-A // Protective device for telephone-circuits. // Malcolm C. Rorty ; George K. Thompson // American Telephone & Telegraph |
