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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1778756.pdf | 407 kB | Shaun Ewing | Oct 21, 1930 00:00 |
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US-1778756-A // Coupling device // Elmer Lloyd A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 407 kB | Shaun Ewing | Oct 21, 1930 00:00 | US-1778756-A // Coupling device // Elmer Lloyd A. // Bell Telephone Labor Inc | ||||
| PDF File 1724923.pdf | 404 kB | Shaun Ewing | Aug 20, 1929 00:00 |
|
US-1724923-A // Submarine-telegraph system // Gilbert John J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 404 kB | Shaun Ewing | Aug 20, 1929 00:00 | US-1724923-A // Submarine-telegraph system // Gilbert John J. // Bell Telephone Labor Inc | ||||
| PDF File 1696265.pdf | 401 kB | Shaun Ewing | Dec 25, 1928 00:00 |
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US-1696265-A // Acoustic device // Buckley Oliver E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 401 kB | Shaun Ewing | Dec 25, 1928 00:00 | US-1696265-A // Acoustic device // Buckley Oliver E. // Bell Telephone Labor Inc | ||||
| PDF File 1726105.pdf | 398 kB | Shaun Ewing | Aug 27, 1929 00:00 |
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US-1726105-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Aug 27, 1929 00:00 | US-1726105-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 1719477.pdf | 398 kB | Shaun Ewing | Jul 02, 1929 00:00 |
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US-1719477-A // Telegraph system // Knoop William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Jul 02, 1929 00:00 | US-1719477-A // Telegraph system // Knoop William A. // Bell Telephone Labor Inc | ||||
| PDF File 1762984.pdf | 398 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762984-A // Secret-communicating system // Heising Raymond A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762984-A // Secret-communicating system // Heising Raymond A. // Bell Telephone Labor Inc | ||||
| PDF File 1762744.pdf | 397 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762744-A // Retardation coil for composite sets // Schwartz Ernest L. ; Jr. Albert J. Williams, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 397 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762744-A // Retardation coil for composite sets // Schwartz Ernest L. ; Jr. Albert J. Williams, // Bell Telephone Labor Inc | ||||
| PDF File 1722805.pdf | 393 kB | Shaun Ewing | Jul 30, 1929 00:00 |
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US-1722805-A // Sound radiator // Lane Clarence E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 393 kB | Shaun Ewing | Jul 30, 1929 00:00 | US-1722805-A // Sound radiator // Lane Clarence E. // Bell Telephone Labor Inc | ||||
| PDF File 1756274.pdf | 391 kB | Shaun Ewing | Apr 29, 1930 00:00 |
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US-1756274-A // Signaling conductor // Anderegg Gustavus A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 391 kB | Shaun Ewing | Apr 29, 1930 00:00 | US-1756274-A // Signaling conductor // Anderegg Gustavus A. // Bell Telephone Labor Inc | ||||
| PDF File 1715645.pdf | 389 kB | Shaun Ewing | Jun 04, 1929 00:00 |
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US-1715645-A // Electrical signaling // Dickieson Alton C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 389 kB | Shaun Ewing | Jun 04, 1929 00:00 | US-1715645-A // Electrical signaling // Dickieson Alton C. // Bell Telephone Labor Inc | ||||
| PDF File 1762746.pdf | 388 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1762746-A // Substation locking apparatus // Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 388 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1762746-A // Substation locking apparatus // Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 1652491.pdf | 387 kB | Shaun Ewing | Dec 13, 1927 00:00 |
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US-1652491-A // Electromagnetic relay // Miller Daniel D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 387 kB | Shaun Ewing | Dec 13, 1927 00:00 | US-1652491-A // Electromagnetic relay // Miller Daniel D. // Bell Telephone Labor Inc | ||||
| PDF File 1779058.pdf | 386 kB | Shaun Ewing | Oct 21, 1930 00:00 |
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US-1779058-A // Telephone switchboard // Borgmann Charles ; Marting Heber E. ; Hagland Harvey M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 386 kB | Shaun Ewing | Oct 21, 1930 00:00 | US-1779058-A // Telephone switchboard // Borgmann Charles ; Marting Heber E. ; Hagland Harvey M. // Bell Telephone Labor Inc | ||||
| PDF File 1675874.pdf | 385 kB | Shaun Ewing | Jul 03, 1928 00:00 |
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US-1675874-A // Amplifying electrical variations // Baumann Harold C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 385 kB | Shaun Ewing | Jul 03, 1928 00:00 | US-1675874-A // Amplifying electrical variations // Baumann Harold C. // Bell Telephone Labor Inc | ||||
| PDF File 1765523.pdf | 385 kB | Shaun Ewing | Jun 24, 1930 00:00 |
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US-1765523-A // Signal-transmission system // Ceccarini Olindo O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 385 kB | Shaun Ewing | Jun 24, 1930 00:00 | US-1765523-A // Signal-transmission system // Ceccarini Olindo O. // Bell Telephone Labor Inc | ||||
| PDF File 1781351.pdf | 385 kB | Shaun Ewing | Nov 11, 1930 00:00 |
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US-1781351-A // Vibratory system // Thuras Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 385 kB | Shaun Ewing | Nov 11, 1930 00:00 | US-1781351-A // Vibratory system // Thuras Albert L. // Bell Telephone Labor Inc | ||||
| PDF File 1705913.pdf | 383 kB | Shaun Ewing | Mar 19, 1929 00:00 |
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US-1705913-A // High-frequency submarine cable // Gilbert John J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 383 kB | Shaun Ewing | Mar 19, 1929 00:00 | US-1705913-A // High-frequency submarine cable // Gilbert John J. // Bell Telephone Labor Inc | ||||
| PDF File 1717011.pdf | 381 kB | Shaun Ewing | Jun 11, 1929 00:00 |
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US-1717011-A // Reactance device // Coutouly Gustave Charles De // Bell Telephone Labor Inc | |||
| Version 1 (current) | 381 kB | Shaun Ewing | Jun 11, 1929 00:00 | US-1717011-A // Reactance device // Coutouly Gustave Charles De // Bell Telephone Labor Inc | ||||
| PDF File 1763003.pdf | 381 kB | Shaun Ewing | Jun 10, 1930 00:00 |
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US-1763003-A // Electromagnetic device // Mead Edward D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 381 kB | Shaun Ewing | Jun 10, 1930 00:00 | US-1763003-A // Electromagnetic device // Mead Edward D. // Bell Telephone Labor Inc | ||||
| PDF File 1727550.pdf | 380 kB | Shaun Ewing | Sept 10, 1929 00:00 |
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US-1727550-A // Composite conductor // Legg Victor E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 380 kB | Shaun Ewing | Sept 10, 1929 00:00 | US-1727550-A // Composite conductor // Legg Victor E. // Bell Telephone Labor Inc |
