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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2111644.pdf | 774 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111644-A // Teletypewriter equipment // Singer Fred J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 774 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111644-A // Teletypewriter equipment // Singer Fred J. // Bell Telephone Labor Inc | ||||
| PDF File 2111632.pdf | 383 kB | Shaun Ewing | Mar 22, 1938 00:00 |
|
US-2111632-A // Relay circuit // Kannenberg Walter F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 383 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111632-A // Relay circuit // Kannenberg Walter F. // Bell Telephone Labor Inc | ||||
| PDF File 2111626.pdf | 542 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111626-A // Ultrahigh frequency generator // Heising Raymond A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 542 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111626-A // Ultrahigh frequency generator // Heising Raymond A. // Bell Telephone Labor Inc | ||||
| PDF File 2111625.pdf | 639 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111625-A // Electron discharge device // Heising Raymond A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 639 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111625-A // Electron discharge device // Heising Raymond A. // Bell Telephone Labor Inc | ||||
| PDF File 2111615.pdf | 372 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111615-A // Signaling system // Cramer Walter W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 372 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111615-A // Signaling system // Cramer Walter W. // Bell Telephone Labor Inc | ||||
| PDF File 2111607.pdf | 870 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111607-A // Repeatered line system // Black Knox C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111607-A // Repeatered line system // Black Knox C. // Bell Telephone Labor Inc | ||||
| PDF File 2111602.pdf | 702 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111602-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 702 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111602-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2111598.pdf | 481 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111598-A // Frequency indicating and controlling apparatus // Marrison Warren A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 481 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111598-A // Frequency indicating and controlling apparatus // Marrison Warren A. // Bell Telephone Labor Inc | ||||
| PDF File 2110569.pdf | 1.13 MB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110569-A // Magnetic material // Cioffi Paul P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.13 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110569-A // Magnetic material // Cioffi Paul P. // Bell Telephone Labor Inc | ||||
| PDF File 2110460.pdf | 1.17 MB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110460-A // Selective switch // Carpenter Warren W. ; Reynolds John N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.17 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110460-A // Selective switch // Carpenter Warren W. ; Reynolds John N. // Bell Telephone Labor Inc | ||||
| PDF File 2110457.pdf | 601 kB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110457-A // Undersea cable system // Wentz Jesse F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 601 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110457-A // Undersea cable system // Wentz Jesse F. // Bell Telephone Labor Inc | ||||
| PDF File 2110438.pdf | 611 kB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110438-A // Impulse repeater // Cummings George C. ; Hearn Richard B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 611 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110438-A // Impulse repeater // Cummings George C. ; Hearn Richard B. // Bell Telephone Labor Inc | ||||
| PDF File 2110433.pdf | 429 kB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110433-A // Take-up device for telephone switchboard cords // Yost Lloyd A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 429 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110433-A // Take-up device for telephone switchboard cords // Yost Lloyd A. // Bell Telephone Labor Inc | ||||
| PDF File 2110286.pdf | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110286-A // Teletypewriter equipment // Burgess Alfred A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110286-A // Teletypewriter equipment // Burgess Alfred A. // Bell Telephone Labor Inc | ||||
| PDF File 2110284.pdf | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110284-A // Repeater system // Bachelet Albert E. ; Brand Smart // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110284-A // Repeater system // Bachelet Albert E. ; Brand Smart // Bell Telephone Labor Inc | ||||
| PDF File 2110278.pdf | 564 kB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110278-A // Translating circuit // Shaw Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 564 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110278-A // Translating circuit // Shaw Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2110271.pdf | 472 kB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110271-A // Welding device // May David T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 472 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110271-A // Welding device // May David T. // Bell Telephone Labor Inc | ||||
| PDF File 2110200.pdf | 546 kB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110200-A // Acoustic device // Clarke Harry R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 546 kB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110200-A // Acoustic device // Clarke Harry R. // Bell Telephone Labor Inc | ||||
| PDF File 2109744.pdf | 969 kB | Shaun Ewing | Mar 01, 1938 00:00 |
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US-2109744-A // Electrooptical scanning apparatus // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 969 kB | Shaun Ewing | Mar 01, 1938 00:00 | US-2109744-A // Electrooptical scanning apparatus // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2108830.pdf | 533 kB | Shaun Ewing | Feb 22, 1938 00:00 |
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US-2108830-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 533 kB | Shaun Ewing | Feb 22, 1938 00:00 | US-2108830-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc |
