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 2103506.pdf | 280 kB | Shaun Ewing | Dec 28, 1937 00:00 |
|
US-2103506-A // Wave translating system // Yeutter Clyde S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 280 kB | Shaun Ewing | Dec 28, 1937 00:00 | US-2103506-A // Wave translating system // Yeutter Clyde S. // Bell Telephone Labor Inc | ||||
| PDF File 2104425.pdf | 667 kB | Shaun Ewing | Jan 04, 1938 00:00 |
|
US-2104425-A // Telephone booth // Kuntz Frank A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 667 kB | Shaun Ewing | Jan 04, 1938 00:00 | US-2104425-A // Telephone booth // Kuntz Frank A. // Bell Telephone Labor Inc | ||||
| PDF File 2104426.pdf | 587 kB | Shaun Ewing | Jan 04, 1938 00:00 |
|
US-2104426-A // Impulse repeater // Kinkead Fullerton S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 587 kB | Shaun Ewing | Jan 04, 1938 00:00 | US-2104426-A // Impulse repeater // Kinkead Fullerton S. // Bell Telephone Labor Inc | ||||
| PDF File 2104433.pdf | 1.17 MB | Shaun Ewing | Jan 04, 1938 00:00 |
|
US-2104433-A // Acoustic device // Marshall Robert N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.17 MB | Shaun Ewing | Jan 04, 1938 00:00 | US-2104433-A // Acoustic device // Marshall Robert N. // Bell Telephone Labor Inc | ||||
| PDF File 2104434.pdf | 589 kB | Shaun Ewing | Jan 04, 1938 00:00 |
|
US-2104434-A // Connecting block and jack assembly // Mccormick Charles G. ; Sheatsley Paul W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 589 kB | Shaun Ewing | Jan 04, 1938 00:00 | US-2104434-A // Connecting block and jack assembly // Mccormick Charles G. ; Sheatsley Paul W. // Bell Telephone Labor Inc | ||||
| PDF File 2104449.pdf | 3.93 MB | Shaun Ewing | Jan 04, 1938 00:00 |
|
US-2104449-A // Telephone system // Bowne Langford J. ; Beach Howard ; Lamberty Frederick R. // Grace Macdonald Stokely ; Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.93 MB | Shaun Ewing | Jan 04, 1938 00:00 | US-2104449-A // Telephone system // Bowne Langford J. ; Beach Howard ; Lamberty Frederick R. // Grace Macdonald Stokely ; Bell Telephone Labor Inc | ||||
| PDF File 2104463.pdf | 443 kB | Shaun Ewing | Jan 04, 1938 00:00 |
|
US-2104463-A // Source of variable high direct potential // Johnson John B. ; Kammerer Fred W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 443 kB | Shaun Ewing | Jan 04, 1938 00:00 | US-2104463-A // Source of variable high direct potential // Johnson John B. ; Kammerer Fred W. // Bell Telephone Labor Inc | ||||
| PDF File 2105472.pdf | 1.30 MB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105472-A // High power discharge device // Clark James E. ; Ekstrand Sture O. ; Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.30 MB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105472-A // High power discharge device // Clark James E. ; Ekstrand Sture O. ; Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2105483.pdf | 577 kB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105483-A // Electron discharge device // Laico Joseph P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 577 kB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105483-A // Electron discharge device // Laico Joseph P. // Bell Telephone Labor Inc | ||||
| PDF File 2105506.pdf | 471 kB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105506-A // Electron discharge device // Roncl Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 471 kB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105506-A // Electron discharge device // Roncl Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2105507.pdf | 285 kB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105507-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 285 kB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105507-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2105898.pdf | 1.71 MB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105898-A // Telephone exchange system // Whitney Wiley // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.71 MB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105898-A // Telephone exchange system // Whitney Wiley // Bell Telephone Labor Inc | ||||
| PDF File 2105900.pdf | 199 kB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105900-A // Shaft bearing // Barber Charles C. ; Mcwilliams Charles W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 199 kB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105900-A // Shaft bearing // Barber Charles C. ; Mcwilliams Charles W. // Bell Telephone Labor Inc | ||||
| PDF File 2105910.pdf | 1.24 MB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105910-A // Carrier wave transmission system // Dudley Homer W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.24 MB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105910-A // Carrier wave transmission system // Dudley Homer W. // Bell Telephone Labor Inc | ||||
| PDF File 2105916.pdf | 353 kB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105916-A // Sound reproducing system // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 353 kB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105916-A // Sound reproducing system // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2105921.pdf | 4.37 MB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105921-A // Number checking system // Korn Franklin A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.37 MB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105921-A // Number checking system // Korn Franklin A. // Bell Telephone Labor Inc | ||||
| PDF File 2105924.pdf | 438 kB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105924-A // Electron discharge device // Mendenhall Hallam E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 438 kB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105924-A // Electron discharge device // Mendenhall Hallam E. // Bell Telephone Labor Inc | ||||
| PDF File 2105927.pdf | 979 kB | Shaun Ewing | Jan 18, 1938 00:00 |
|
US-2105927-A // Gain control system // Nyquist Harry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 979 kB | Shaun Ewing | Jan 18, 1938 00:00 | US-2105927-A // Gain control system // Nyquist Harry // Bell Telephone Labor Inc | ||||
| PDF File 2106336.pdf | 378 kB | Shaun Ewing | Jan 25, 1938 00:00 |
|
US-2106336-A // Voltage or gain control // Anderson Frithiof B. ; Mallinckrodt Charles O. ; Stillwell Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 378 kB | Shaun Ewing | Jan 25, 1938 00:00 | US-2106336-A // Voltage or gain control // Anderson Frithiof B. ; Mallinckrodt Charles O. ; Stillwell Albert L. // Bell Telephone Labor Inc | ||||
| PDF File 2106337.pdf | 696 kB | Shaun Ewing | Jan 25, 1938 00:00 |
|
US-2106337-A // Transmission system // Black Harold S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 696 kB | Shaun Ewing | Jan 25, 1938 00:00 | US-2106337-A // Transmission system // Black Harold S. // Bell Telephone Labor Inc |
