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 2250100.pdf | 1.45 MB | Shaun Ewing | Jul 22, 1941 00:00 |
|
US-2250100-A // Signaling system // Hubbard Francis A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.45 MB | Shaun Ewing | Jul 22, 1941 00:00 | US-2250100-A // Signaling system // Hubbard Francis A. // Bell Telephone Labor Inc | ||||
| PDF File 2305450.pdf | 1.44 MB | Shaun Ewing | Dec 15, 1942 00:00 |
|
US-2305450-A // Relay // Stibitz George R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.44 MB | Shaun Ewing | Dec 15, 1942 00:00 | US-2305450-A // Relay // Stibitz George R. // Bell Telephone Labor Inc | ||||
| PDF File 2364190.pdf | 1.44 MB | Shaun Ewing | Dec 05, 1944 00:00 |
|
US-2364190-A // Measuring system and circuit // Burgess Montague S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.44 MB | Shaun Ewing | Dec 05, 1944 00:00 | US-2364190-A // Measuring system and circuit // Burgess Montague S. // Bell Telephone Labor Inc | ||||
| PDF File 2232155.pdf | 1.44 MB | Shaun Ewing | Feb 18, 1941 00:00 |
|
US-2232155-A // Printing telegraph apparatus // Watson Edward F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.44 MB | Shaun Ewing | Feb 18, 1941 00:00 | US-2232155-A // Printing telegraph apparatus // Watson Edward F. // Bell Telephone Labor Inc | ||||
| PDF File 2285451.pdf | 1.44 MB | Shaun Ewing | Jun 09, 1942 00:00 |
|
US-2285451-A // Automatic control system // Melhose Alfred E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.44 MB | Shaun Ewing | Jun 09, 1942 00:00 | US-2285451-A // Automatic control system // Melhose Alfred E. // Bell Telephone Labor Inc | ||||
| PDF File 2252870.pdf | 1.44 MB | Shaun Ewing | Aug 19, 1941 00:00 |
|
US-2252870-A // Carrier frequency heterodyne oscillator // Slonczewski Thaddeus // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.44 MB | Shaun Ewing | Aug 19, 1941 00:00 | US-2252870-A // Carrier frequency heterodyne oscillator // Slonczewski Thaddeus // Bell Telephone Labor Inc | ||||
| PDF File 2325954.pdf | 1.43 MB | Shaun Ewing | Aug 03, 1943 00:00 |
|
US-2325954-A // Coin disposal unit // Henning Harley A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.43 MB | Shaun Ewing | Aug 03, 1943 00:00 | US-2325954-A // Coin disposal unit // Henning Harley A. // Bell Telephone Labor Inc | ||||
| PDF File 2363659.pdf | 1.43 MB | Shaun Ewing | Nov 28, 1944 00:00 |
|
US-2363659-A // Electric circuit // Jr. Stephen Doba, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.43 MB | Shaun Ewing | Nov 28, 1944 00:00 | US-2363659-A // Electric circuit // Jr. Stephen Doba, // Bell Telephone Labor Inc | ||||
| PDF File 2301199.pdf | 1.43 MB | Shaun Ewing | Nov 10, 1942 00:00 |
|
US-2301199-A // Facsimile system // Bruce Edmond ; Gorton William S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.43 MB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301199-A // Facsimile system // Bruce Edmond ; Gorton William S. // Bell Telephone Labor Inc | ||||
| PDF File 2368665.pdf | 1.43 MB | Shaun Ewing | Feb 06, 1945 00:00 |
|
US-2368665-A // Distillation method and apparatus // Kohman Girard T. ; Jr. Charles H. Prescott, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.43 MB | Shaun Ewing | Feb 06, 1945 00:00 | US-2368665-A // Distillation method and apparatus // Kohman Girard T. ; Jr. Charles H. Prescott, // Bell Telephone Labor Inc | ||||
| PDF File 2279822.pdf | 1.42 MB | Shaun Ewing | Apr 14, 1942 00:00 |
|
US-2279822-A // Intercepting trunk // Henry Israel H. ; Korn Franklin A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.42 MB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279822-A // Intercepting trunk // Henry Israel H. ; Korn Franklin A. // Bell Telephone Labor Inc | ||||
| PDF File 2233282.pdf | 1.42 MB | Shaun Ewing | Feb 25, 1941 00:00 |
|
US-2233282-A // Telephone system // Buchanan Russell B. ; Koechling Charles D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.42 MB | Shaun Ewing | Feb 25, 1941 00:00 | US-2233282-A // Telephone system // Buchanan Russell B. ; Koechling Charles D. // Bell Telephone Labor Inc | ||||
| PDF File 2346305.pdf | 1.42 MB | Shaun Ewing | Apr 11, 1944 00:00 |
|
US-2346305-A // Preset call transmitter // Hickman Clarence N. ; Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.42 MB | Shaun Ewing | Apr 11, 1944 00:00 | US-2346305-A // Preset call transmitter // Hickman Clarence N. ; Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2354684.pdf | 1.42 MB | Shaun Ewing | Aug 01, 1944 00:00 |
|
US-2354684-A // Siren // Jones Robert C. ; O'Neil Horace T. ; Wente Edward C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.42 MB | Shaun Ewing | Aug 01, 1944 00:00 | US-2354684-A // Siren // Jones Robert C. ; O'Neil Horace T. ; Wente Edward C. // Bell Telephone Labor Inc | ||||
| PDF File 2230081.pdf | 1.42 MB | Shaun Ewing | Jan 28, 1941 00:00 |
|
US-2230081-A // Printing telegraph counting apparatus // Mccann Thomas A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.42 MB | Shaun Ewing | Jan 28, 1941 00:00 | US-2230081-A // Printing telegraph counting apparatus // Mccann Thomas A. // Bell Telephone Labor Inc | ||||
| PDF File 2332290.pdf | 1.41 MB | Shaun Ewing | Oct 19, 1943 00:00 |
|
US-2332290-A // Communication system // Baumfalk John // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.41 MB | Shaun Ewing | Oct 19, 1943 00:00 | US-2332290-A // Communication system // Baumfalk John // Bell Telephone Labor Inc | ||||
| PDF File 2283158.pdf | 1.41 MB | Shaun Ewing | May 12, 1942 00:00 |
|
US-2283158-A // Solder connecting apparatus // Humphrey Robert G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.41 MB | Shaun Ewing | May 12, 1942 00:00 | US-2283158-A // Solder connecting apparatus // Humphrey Robert G. // Bell Telephone Labor Inc | ||||
| PDF File 2241258.pdf | 1.41 MB | Shaun Ewing | May 06, 1941 00:00 |
|
US-2241258-A // Teletypewriter switching system // Gardner Leland A. ; Singer Fred J. ; Watson Edward F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.41 MB | Shaun Ewing | May 06, 1941 00:00 | US-2241258-A // Teletypewriter switching system // Gardner Leland A. ; Singer Fred J. ; Watson Edward F. // Bell Telephone Labor Inc | ||||
| PDF File 2238601.pdf | 1.41 MB | Shaun Ewing | Apr 15, 1941 00:00 |
|
US-2238601-A // Telephotography // Reynolds Frederick W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.41 MB | Shaun Ewing | Apr 15, 1941 00:00 | US-2238601-A // Telephotography // Reynolds Frederick W. // Bell Telephone Labor Inc | ||||
| PDF File 2374082.pdf | 1.40 MB | Shaun Ewing | Apr 17, 1945 00:00 |
|
US-2374082-A // Telephone call transmitter // Dowey Thomas L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.40 MB | Shaun Ewing | Apr 17, 1945 00:00 | US-2374082-A // Telephone call transmitter // Dowey Thomas L. // Bell Telephone Labor Inc |
