Unable to load page tree. It seems that you do not have permission to view the root page.
Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2379910.pdf | 1.28 MB | Shaun Ewing | Jul 10, 1945 00:00 |
|
US-2379910-A // Telegraph system // Kinkead Rita Smith // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.28 MB | Shaun Ewing | Jul 10, 1945 00:00 | US-2379910-A // Telegraph system // Kinkead Rita Smith // Bell Telephone Labor Inc | ||||
| PDF File 2356514.pdf | 1.27 MB | Shaun Ewing | Aug 22, 1944 00:00 |
|
US-2356514-A // Electrical switching // Graham Robert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.27 MB | Shaun Ewing | Aug 22, 1944 00:00 | US-2356514-A // Electrical switching // Graham Robert E. // Bell Telephone Labor Inc | ||||
| PDF File 2307417.pdf | 1.27 MB | Shaun Ewing | Jan 05, 1943 00:00 |
|
US-2307417-A // Receiving circuit for signaling systems // Matte Andrew L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.27 MB | Shaun Ewing | Jan 05, 1943 00:00 | US-2307417-A // Receiving circuit for signaling systems // Matte Andrew L. // Bell Telephone Labor Inc | ||||
| PDF File 2251276.pdf | 1.27 MB | Shaun Ewing | Aug 05, 1941 00:00 |
|
US-2251276-A // Circuits for directionally controlling signal transmission in twoway signal transmission systems // Fisher Harold J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.27 MB | Shaun Ewing | Aug 05, 1941 00:00 | US-2251276-A // Circuits for directionally controlling signal transmission in twoway signal transmission systems // Fisher Harold J. // Bell Telephone Labor Inc | ||||
| PDF File 2379818.pdf | 1.27 MB | Shaun Ewing | Jul 03, 1945 00:00 |
|
US-2379818-A // Coupling between resonators and electron streams // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.27 MB | Shaun Ewing | Jul 03, 1945 00:00 | US-2379818-A // Coupling between resonators and electron streams // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2317471.pdf | 1.27 MB | Shaun Ewing | Apr 27, 1943 00:00 |
|
US-2317471-A // Selection system // Meaeham Larned A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.27 MB | Shaun Ewing | Apr 27, 1943 00:00 | US-2317471-A // Selection system // Meaeham Larned A. // Bell Telephone Labor Inc | ||||
| PDF File 2332043.pdf | 1.26 MB | Shaun Ewing | Oct 19, 1943 00:00 |
|
US-2332043-A // Signaling system // Atkins George E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.26 MB | Shaun Ewing | Oct 19, 1943 00:00 | US-2332043-A // Signaling system // Atkins George E. // Bell Telephone Labor Inc | ||||
| PDF File 2257795.pdf | 1.26 MB | Shaun Ewing | Oct 07, 1941 00:00 |
|
US-2257795-A // Electron discharge apparatus and circuits // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.26 MB | Shaun Ewing | Oct 07, 1941 00:00 | US-2257795-A // Electron discharge apparatus and circuits // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2324394.pdf | 1.26 MB | Shaun Ewing | Jul 13, 1943 00:00 |
|
US-2324394-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.26 MB | Shaun Ewing | Jul 13, 1943 00:00 | US-2324394-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2283935.pdf | 1.26 MB | Shaun Ewing | May 26, 1942 00:00 |
|
US-2283935-A // Transmission, radiation, and reception of electromagnetic waves // King Archie P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.26 MB | Shaun Ewing | May 26, 1942 00:00 | US-2283935-A // Transmission, radiation, and reception of electromagnetic waves // King Archie P. // Bell Telephone Labor Inc | ||||
| PDF File 2254589.pdf | 1.26 MB | Shaun Ewing | Sept 02, 1941 00:00 |
|
US-2254589-A // Pulse delay relay // Aamodt Thoralf // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.26 MB | Shaun Ewing | Sept 02, 1941 00:00 | US-2254589-A // Pulse delay relay // Aamodt Thoralf // Bell Telephone Labor Inc | ||||
| PDF File 2245598.pdf | 1.26 MB | Shaun Ewing | Jun 17, 1941 00:00 |
|
US-2245598-A // Wave translation system // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.26 MB | Shaun Ewing | Jun 17, 1941 00:00 | US-2245598-A // Wave translation system // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 2312723.pdf | 1.25 MB | Shaun Ewing | Mar 02, 1943 00:00 |
|
US-2312723-A // Electron discharge device // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Mar 02, 1943 00:00 | US-2312723-A // Electron discharge device // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 2333179.pdf | 1.25 MB | Shaun Ewing | Nov 02, 1943 00:00 |
|
US-2333179-A // Communication system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Nov 02, 1943 00:00 | US-2333179-A // Communication system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2387045.pdf | 1.25 MB | Shaun Ewing | Oct 16, 1945 00:00 |
|
US-2387045-A // Electron beam rotation synchronizing circuit // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Oct 16, 1945 00:00 | US-2387045-A // Electron beam rotation synchronizing circuit // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2341919.pdf | 1.25 MB | Shaun Ewing | Feb 15, 1944 00:00 |
|
US-2341919-A // Telephone system // Hubbard Francis A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Feb 15, 1944 00:00 | US-2341919-A // Telephone system // Hubbard Francis A. // Bell Telephone Labor Inc | ||||
| PDF File 2268413.pdf | 1.25 MB | Shaun Ewing | Dec 30, 1941 00:00 |
|
US-2268413-A // Piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Dec 30, 1941 00:00 | US-2268413-A // Piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2269034.pdf | 1.25 MB | Shaun Ewing | Jan 06, 1942 00:00 |
|
US-2269034-A // Broadcast switching system // Murphy Paul B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Jan 06, 1942 00:00 | US-2269034-A // Broadcast switching system // Murphy Paul B. // Bell Telephone Labor Inc | ||||
| PDF File 2375053.pdf | 1.25 MB | Shaun Ewing | May 01, 1945 00:00 |
|
US-2375053-A // Signaling system // Vaughan Henry E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | May 01, 1945 00:00 | US-2375053-A // Signaling system // Vaughan Henry E. // Bell Telephone Labor Inc | ||||
| PDF File 2269462.pdf | 1.25 MB | Shaun Ewing | Jan 13, 1942 00:00 |
|
US-2269462-A // Telephone system // Lewis Benjamin F. ; Lewis Herbert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Jan 13, 1942 00:00 | US-2269462-A // Telephone system // Lewis Benjamin F. ; Lewis Herbert A. // Bell Telephone Labor Inc |
