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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2020317.pdf | 1.33 MB | Shaun Ewing | Nov 12, 1935 00:00 |
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US-2020317-A // Transmission and repeater system // Jacobs Oliver B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.33 MB | Shaun Ewing | Nov 12, 1935 00:00 | US-2020317-A // Transmission and repeater system // Jacobs Oliver B. // Bell Telephone Labor Inc | ||||
| PDF File 2020316.pdf | 928 kB | Shaun Ewing | Nov 12, 1935 00:00 |
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US-2020316-A // Submarine cable system // Jacobs Oliver B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 928 kB | Shaun Ewing | Nov 12, 1935 00:00 | US-2020316-A // Submarine cable system // Jacobs Oliver B. // Bell Telephone Labor Inc | ||||
| PDF File 2020297.pdf | 1.77 MB | Shaun Ewing | Nov 12, 1935 00:00 |
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US-2020297-A // Submarine cable transmission // Buckley Oliver E. ; Jacobs Oliver B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.77 MB | Shaun Ewing | Nov 12, 1935 00:00 | US-2020297-A // Submarine cable transmission // Buckley Oliver E. ; Jacobs Oliver B. // Bell Telephone Labor Inc | ||||
| PDF File 2019638.pdf | 1.21 MB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019638-A // Clutch and brake mechanism // Stoller Hugh M. ; Morton Edmund R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019638-A // Clutch and brake mechanism // Stoller Hugh M. ; Morton Edmund R. // Bell Telephone Labor Inc | ||||
| PDF File 2019637.pdf | 678 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019637-A // Volume control circuit // Shelleng John C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 678 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019637-A // Volume control circuit // Shelleng John C. // Bell Telephone Labor Inc | ||||
| PDF File 2019624.pdf | 569 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019624-A // Attenuation equalizer // Norton Edward L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 569 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019624-A // Attenuation equalizer // Norton Edward L. // Bell Telephone Labor Inc | ||||
| PDF File 2019603.pdf | 278 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019603-A // Interconnection of transmission lines // Green Charles W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 278 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019603-A // Interconnection of transmission lines // Green Charles W. // Bell Telephone Labor Inc | ||||
| PDF File 2019601.pdf | 309 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019601-A // Telephone substation apparatus // Evans William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 309 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019601-A // Telephone substation apparatus // Evans William A. // Bell Telephone Labor Inc | ||||
| PDF File 2019597.pdf | 401 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019597-A // Repeater // Dowd Andrew D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 401 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019597-A // Repeater // Dowd Andrew D. // Bell Telephone Labor Inc | ||||
| PDF File 2019594.pdf | 829 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019594-A // Signal transmission system // Black Knox C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 829 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019594-A // Signal transmission system // Black Knox C. // Bell Telephone Labor Inc | ||||
| PDF File 2019504.pdf | 674 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019504-A // Activation process for electron emitters // Jr. Charles H. Prescott, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 674 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019504-A // Activation process for electron emitters // Jr. Charles H. Prescott, // Bell Telephone Labor Inc | ||||
| PDF File 2019492.pdf | 525 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019492-A // Electron discharge device // Hale Douglas A. S. ; Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 525 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019492-A // Electron discharge device // Hale Douglas A. S. ; Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2019484.pdf | 551 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019484-A // Electron discharge device // Clark James E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 551 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019484-A // Electron discharge device // Clark James E. // Bell Telephone Labor Inc | ||||
| PDF File 2018496.pdf | 793 kB | Shaun Ewing | Oct 22, 1935 00:00 |
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US-2018496-A // Recorder stylus // Keller Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 793 kB | Shaun Ewing | Oct 22, 1935 00:00 | US-2018496-A // Recorder stylus // Keller Arthur C. // Bell Telephone Labor Inc | ||||
| PDF File 2018494.pdf | 575 kB | Shaun Ewing | Oct 22, 1935 00:00 |
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US-2018494-A // Transmission control circuit // Hearn Richard B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 575 kB | Shaun Ewing | Oct 22, 1935 00:00 | US-2018494-A // Transmission control circuit // Hearn Richard B. // Bell Telephone Labor Inc | ||||
| PDF File 2018489.pdf | 1.01 MB | Shaun Ewing | Oct 22, 1935 00:00 |
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US-2018489-A // Signal transmission system // Jr. Stephen Doba, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.01 MB | Shaun Ewing | Oct 22, 1935 00:00 | US-2018489-A // Signal transmission system // Jr. Stephen Doba, // Bell Telephone Labor Inc | ||||
| PDF File 2018477.pdf | 450 kB | Shaun Ewing | Oct 22, 1935 00:00 |
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US-2018477-A // Coaxial conductor system // Wentz Jesse F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 450 kB | Shaun Ewing | Oct 22, 1935 00:00 | US-2018477-A // Coaxial conductor system // Wentz Jesse F. // Bell Telephone Labor Inc | ||||
| PDF File 2018471.pdf | 261 kB | Shaun Ewing | Oct 22, 1935 00:00 |
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US-2018471-A // Electroplating upon a metallized surface // Russell Alexander G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 261 kB | Shaun Ewing | Oct 22, 1935 00:00 | US-2018471-A // Electroplating upon a metallized surface // Russell Alexander G. // Bell Telephone Labor Inc | ||||
| PDF File 2018466.pdf | 292 kB | Shaun Ewing | Oct 22, 1935 00:00 |
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US-2018466-A // Sound reproducing system // O'Neil Horace T. ; Dunn Hugh K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 292 kB | Shaun Ewing | Oct 22, 1935 00:00 | US-2018466-A // Sound reproducing system // O'Neil Horace T. ; Dunn Hugh K. // Bell Telephone Labor Inc | ||||
| PDF File 2018465.pdf | 402 kB | Shaun Ewing | Oct 22, 1935 00:00 |
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US-2018465-A // Voice operated switching circuit // Nebel Charles N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 402 kB | Shaun Ewing | Oct 22, 1935 00:00 | US-2018465-A // Voice operated switching circuit // Nebel Charles N. // Bell Telephone Labor Inc |
