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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2110433.pdf | 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 | |||
| 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 2110438.pdf | 611 kB | Shaun Ewing | Mar 08, 1938 00:00 |
|
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 2110457.pdf | 601 kB | Shaun Ewing | Mar 08, 1938 00:00 |
|
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 2110460.pdf | 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 | |||
| 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 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 2111598.pdf | 481 kB | Shaun Ewing | Mar 22, 1938 00:00 |
|
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 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 2111607.pdf | 870 kB | Shaun Ewing | Mar 22, 1938 00:00 |
|
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 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 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 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 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 2111644.pdf | 774 kB | Shaun Ewing | Mar 22, 1938 00:00 |
|
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 2111646.pdf | 448 kB | Shaun Ewing | Mar 22, 1938 00:00 |
|
US-2111646-A // Signaling system // Soffel Robert O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 448 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111646-A // Signaling system // Soffel Robert O. // Bell Telephone Labor Inc | ||||
| PDF File 2111651.pdf | 288 kB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111651-A // High-frequency transmission system // Wentz Jesse F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 288 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111651-A // High-frequency transmission system // Wentz Jesse F. // Bell Telephone Labor Inc | ||||
| PDF File 2111652.pdf | 2.77 MB | Shaun Ewing | Mar 22, 1938 00:00 |
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US-2111652-A // Communicating system // Williams Samuel B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.77 MB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111652-A // Communicating system // Williams Samuel B. // Bell Telephone Labor Inc | ||||
| PDF File 2112366.pdf | 949 kB | Shaun Ewing | Mar 29, 1938 00:00 |
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US-2112366-A // Telephone control circuit // Hersey Ralph E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 949 kB | Shaun Ewing | Mar 29, 1938 00:00 | US-2112366-A // Telephone control circuit // Hersey Ralph E. // Bell Telephone Labor Inc | ||||
| PDF File 2112370.pdf | 312 kB | Shaun Ewing | Mar 29, 1938 00:00 |
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US-2112370-A // Wire spacing bracket // Klein Charles H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 312 kB | Shaun Ewing | Mar 29, 1938 00:00 | US-2112370-A // Wire spacing bracket // Klein Charles H. // Bell Telephone Labor Inc | ||||
| PDF File 2112375.pdf | 2.01 MB | Shaun Ewing | Mar 29, 1938 00:00 |
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US-2112375-A // Timing mechanism // Mead Edward D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.01 MB | Shaun Ewing | Mar 29, 1938 00:00 | US-2112375-A // Timing mechanism // Mead Edward D. // Bell Telephone Labor Inc | ||||
| PDF File 2112515.pdf | 2.03 MB | Shaun Ewing | Mar 29, 1938 00:00 |
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US-2112515-A // Two-way signaling system // Bjornson Bjorn G. ; Bryant New Ton W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.03 MB | Shaun Ewing | Mar 29, 1938 00:00 | US-2112515-A // Two-way signaling system // Bjornson Bjorn G. ; Bryant New Ton W. // Bell Telephone Labor Inc |
