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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2771511.pdf | 327 kB | Shaun Ewing | Nov 20, 1956 00:00 |
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US-2771511-A // Line clearing device for receiver-off-hook condition // Jr. Richard S. Morris, // American Telephone & Telegraph | |||
| Version 1 (current) | 327 kB | Shaun Ewing | Nov 20, 1956 00:00 | US-2771511-A // Line clearing device for receiver-off-hook condition // Jr. Richard S. Morris, // American Telephone & Telegraph | ||||
| PDF File 2301831.pdf | 324 kB | Shaun Ewing | Nov 10, 1942 00:00 |
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US-2301831-A // Apparatus to indicate teletypewriter skipping // Townsend George Franklin // American Telephone & Telegraph | |||
| Version 1 (current) | 324 kB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301831-A // Apparatus to indicate teletypewriter skipping // Townsend George Franklin // American Telephone & Telegraph | ||||
| PDF File 2421943.pdf | 324 kB | Shaun Ewing | Jun 10, 1947 00:00 |
|
US-2421943-A // Telephone traffic indicating apparatus // Hill Edward Weathers // American Telephone & Telegraph | |||
| Version 1 (current) | 324 kB | Shaun Ewing | Jun 10, 1947 00:00 | US-2421943-A // Telephone traffic indicating apparatus // Hill Edward Weathers // American Telephone & Telegraph | ||||
| PDF File 2546334.pdf | 320 kB | Shaun Ewing | Mar 27, 1951 00:00 |
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US-2546334-A // Telephone substation having hearing aid facilities // Desnoes Arnold Bonaventure // American Telephone & Telegraph | |||
| Version 1 (current) | 320 kB | Shaun Ewing | Mar 27, 1951 00:00 | US-2546334-A // Telephone substation having hearing aid facilities // Desnoes Arnold Bonaventure // American Telephone & Telegraph | ||||
| PDF File 2481081.pdf | 319 kB | Shaun Ewing | Sept 06, 1949 00:00 |
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US-2481081-A // Means for aligning type pallets // Celva Walter Gustav // American Telephone & Telegraph | |||
| Version 1 (current) | 319 kB | Shaun Ewing | Sept 06, 1949 00:00 | US-2481081-A // Means for aligning type pallets // Celva Walter Gustav // American Telephone & Telegraph | ||||
| PDF File 2358577.pdf | 317 kB | Shaun Ewing | Sept 19, 1944 00:00 |
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US-2358577-A // Device for lifting weights // Jacobsen Morris H. L. // American Telephone & Telegraph | |||
| Version 1 (current) | 317 kB | Shaun Ewing | Sept 19, 1944 00:00 | US-2358577-A // Device for lifting weights // Jacobsen Morris H. L. // American Telephone & Telegraph | ||||
| PDF File 2244058.pdf | 316 kB | Shaun Ewing | Jun 03, 1941 00:00 |
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US-2244058-A // Interrupter circuit // Crofford Daniel Osmund // American Telephone & Telegraph | |||
| Version 1 (current) | 316 kB | Shaun Ewing | Jun 03, 1941 00:00 | US-2244058-A // Interrupter circuit // Crofford Daniel Osmund // American Telephone & Telegraph | ||||
| PDF File 2672522.pdf | 315 kB | Shaun Ewing | Mar 16, 1954 00:00 |
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US-2672522-A // Delayed switchboard lamp system // Yeomans Lucien Osborn // American Telephone & Telegraph | |||
| Version 1 (current) | 315 kB | Shaun Ewing | Mar 16, 1954 00:00 | US-2672522-A // Delayed switchboard lamp system // Yeomans Lucien Osborn // American Telephone & Telegraph | ||||
| PDF File 2376248.pdf | 309 kB | Shaun Ewing | May 15, 1945 00:00 |
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US-2376248-A // Telegraph system // Hanley Frank Harold // American Telephone & Telegraph | |||
| Version 1 (current) | 309 kB | Shaun Ewing | May 15, 1945 00:00 | US-2376248-A // Telegraph system // Hanley Frank Harold // American Telephone & Telegraph | ||||
| PDF File 2244609.pdf | 307 kB | Shaun Ewing | Jun 03, 1941 00:00 |
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US-2244609-A // Calling device // Cosgrove Frank A. // American Telephone & Telegraph | |||
| Version 1 (current) | 307 kB | Shaun Ewing | Jun 03, 1941 00:00 | US-2244609-A // Calling device // Cosgrove Frank A. // American Telephone & Telegraph | ||||
| PDF File 2379089.pdf | 302 kB | Shaun Ewing | Jun 26, 1945 00:00 |
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US-2379089-A // Base for telephone booths // Krumreich Charles L. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | |||
| Version 1 (current) | 302 kB | Shaun Ewing | Jun 26, 1945 00:00 | US-2379089-A // Base for telephone booths // Krumreich Charles L. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | ||||
| PDF File 2265044.pdf | 302 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2265044-A // Secrecy system // Osborne Harold S. // American Telephone & Telegraph | |||
| Version 1 (current) | 302 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2265044-A // Secrecy system // Osborne Harold S. // American Telephone & Telegraph | ||||
| PDF File 2360721.pdf | 301 kB | Shaun Ewing | Oct 17, 1944 00:00 |
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US-2360721-A // Signaling device // Rose Allen M. // American Telephone & Telegraph | |||
| Version 1 (current) | 301 kB | Shaun Ewing | Oct 17, 1944 00:00 | US-2360721-A // Signaling device // Rose Allen M. // American Telephone & Telegraph | ||||
| PDF File 2360749.pdf | 300 kB | Shaun Ewing | Oct 17, 1944 00:00 |
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US-2360749-A // Telephone system // Wiegand Frank H. // American Telephone & Telegraph | |||
| Version 1 (current) | 300 kB | Shaun Ewing | Oct 17, 1944 00:00 | US-2360749-A // Telephone system // Wiegand Frank H. // American Telephone & Telegraph | ||||
| PDF File 2474658.pdf | 298 kB | Shaun Ewing | Jun 28, 1949 00:00 |
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US-2474658-A // Type pallet aligning jig // Dorr Gilbert Garvin // American Telephone & Telegraph | |||
| Version 1 (current) | 298 kB | Shaun Ewing | Jun 28, 1949 00:00 | US-2474658-A // Type pallet aligning jig // Dorr Gilbert Garvin // American Telephone & Telegraph | ||||
| PDF File 3393274.pdf | 297 kB | Shaun Ewing | Jul 16, 1968 00:00 |
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US-3393274-A // Subscriber loop and trunk loop range extension circuit // Ingraham Frank S. // American Telephone & Telegraph | |||
| Version 1 (current) | 297 kB | Shaun Ewing | Jul 16, 1968 00:00 | US-3393274-A // Subscriber loop and trunk loop range extension circuit // Ingraham Frank S. // American Telephone & Telegraph | ||||
| PDF File 2321415.pdf | 294 kB | Shaun Ewing | Jun 08, 1943 00:00 |
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US-2321415-A // Conduit system // Peltz Howard Frank ; Zieschang Gustav Herman // American Telephone & Telegraph | |||
| Version 1 (current) | 294 kB | Shaun Ewing | Jun 08, 1943 00:00 | US-2321415-A // Conduit system // Peltz Howard Frank ; Zieschang Gustav Herman // American Telephone & Telegraph | ||||
| PDF File 2269335.pdf | 289 kB | Shaun Ewing | Jan 06, 1942 00:00 |
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US-2269335-A // Telephone system // Curley Kieran Joseph // American Telephone & Telegraph | |||
| Version 1 (current) | 289 kB | Shaun Ewing | Jan 06, 1942 00:00 | US-2269335-A // Telephone system // Curley Kieran Joseph // American Telephone & Telegraph | ||||
| PDF File 2345959.pdf | 285 kB | Shaun Ewing | Apr 04, 1944 00:00 |
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US-2345959-A // Telephone system // Blessing Leonard M. // American Telephone & Telegraph | |||
| Version 1 (current) | 285 kB | Shaun Ewing | Apr 04, 1944 00:00 | US-2345959-A // Telephone system // Blessing Leonard M. // American Telephone & Telegraph | ||||
| PDF File 2736884.pdf | 282 kB | Shaun Ewing | Feb 28, 1956 00:00 |
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US-2736884-A // Overcurrent and undercurrent indicating lamp // Yeomans Lucien Osborn // American Telephone & Telegraph | |||
| Version 1 (current) | 282 kB | Shaun Ewing | Feb 28, 1956 00:00 | US-2736884-A // Overcurrent and undercurrent indicating lamp // Yeomans Lucien Osborn // American Telephone & Telegraph |
