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 2665845.pdf | 939 kB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2665845-A // Transistor trigger circuit for operating relays // Trent Robert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 939 kB | Shaun Ewing | Jan 12, 1954 00:00 | US-2665845-A // Transistor trigger circuit for operating relays // Trent Robert L. // Bell Telephone Labor Inc | ||||
| PDF File 2666096.pdf | 17.85 MB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2666096-A // Electronic discharge-tube controlled telephone switching system // Cornell Warren A. ; Hall Nathan I. ; Hecht George ; Koechling Charles D. ; Korn Franklin A. ; Powell Harold E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 17.85 MB | Shaun Ewing | Jan 12, 1954 00:00 | US-2666096-A // Electronic discharge-tube controlled telephone switching system // Cornell Warren A. ; Hall Nathan I. ; Hecht George ; Koechling Charles D. ; Korn Franklin A. ; Powell Harold E. // Bell Telephone Labor Inc | ||||
| PDF File 2666097.pdf | 405 kB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2666097-A // Calling dial device // Breivogel William G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 405 kB | Shaun Ewing | Jan 12, 1954 00:00 | US-2666097-A // Calling dial device // Breivogel William G. // Bell Telephone Labor Inc | ||||
| PDF File 2666099.pdf | 1.37 MB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2666099-A // Loss measurement in two-way electrical transmission systems // Bonner Arthur L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.37 MB | Shaun Ewing | Jan 12, 1954 00:00 | US-2666099-A // Loss measurement in two-way electrical transmission systems // Bonner Arthur L. // Bell Telephone Labor Inc | ||||
| PDF File 2666100.pdf | 1.27 MB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2666100-A // Measuring apparatus // Slonczewski Thaddeus // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.27 MB | Shaun Ewing | Jan 12, 1954 00:00 | US-2666100-A // Measuring apparatus // Slonczewski Thaddeus // Bell Telephone Labor Inc | ||||
| PDF File 2666163.pdf | 796 kB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2666163-A // Electron device with long electron path // Clogston Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 796 kB | Shaun Ewing | Jan 12, 1954 00:00 | US-2666163-A // Electron device with long electron path // Clogston Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2666195.pdf | 839 kB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2666195-A // Sequential circuits // Bachelet Albert E. ; Pitlik Hillel // Bell Telephone Labor Inc | |||
| Version 1 (current) | 839 kB | Shaun Ewing | Jan 12, 1954 00:00 | US-2666195-A // Sequential circuits // Bachelet Albert E. ; Pitlik Hillel // Bell Telephone Labor Inc | ||||
| PDF File 2666196.pdf | 740 kB | Shaun Ewing | Jan 12, 1954 00:00 |
|
US-2666196-A // Frequency station calling system using bifurcated piezoelectric elements // Kinsley Thomas G. ; Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 740 kB | Shaun Ewing | Jan 12, 1954 00:00 | US-2666196-A // Frequency station calling system using bifurcated piezoelectric elements // Kinsley Thomas G. ; Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2666356.pdf | 792 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666356-A // Servo system for nonintermittent film projectors // Graham Robert E. ; Mattke Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 792 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666356-A // Servo system for nonintermittent film projectors // Graham Robert E. ; Mattke Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2666357.pdf | 846 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666357-A // Optical system for nonintermittent film projectors // Graham Robert E. ; Mattke Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 846 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666357-A // Optical system for nonintermittent film projectors // Graham Robert E. ; Mattke Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2666578.pdf | 820 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666578-A // Switching control system // Juley Joseph P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 820 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666578-A // Switching control system // Juley Joseph P. // Bell Telephone Labor Inc | ||||
| PDF File 2666579.pdf | 6.00 MB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666579-A // Automatic calculator // Stibitz George R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 6.00 MB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666579-A // Automatic calculator // Stibitz George R. // Bell Telephone Labor Inc | ||||
| PDF File 2666812.pdf | 655 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666812-A // Telephone signaling system // Kircher Reymond J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 655 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666812-A // Telephone signaling system // Kircher Reymond J. // Bell Telephone Labor Inc | ||||
| PDF File 2666814.pdf | 941 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666814-A // Semiconductor translating device // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 941 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666814-A // Semiconductor translating device // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2666817.pdf | 685 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666817-A // Transistor amplifier and power supply therefor // Raisbeck Gordon ; Jr. Robert Lee Wallace, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 685 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666817-A // Transistor amplifier and power supply therefor // Raisbeck Gordon ; Jr. Robert Lee Wallace, // Bell Telephone Labor Inc | ||||
| PDF File 2666818.pdf | 398 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666818-A // Transistor amplifier // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666818-A // Transistor amplifier // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2666819.pdf | 426 kB | Shaun Ewing | Jan 19, 1954 00:00 |
|
US-2666819-A // Balanced amplifier employing transistors of complementary characteristics // Raisbeck Gordon // Bell Telephone Labor Inc | |||
| Version 1 (current) | 426 kB | Shaun Ewing | Jan 19, 1954 00:00 | US-2666819-A // Balanced amplifier employing transistors of complementary characteristics // Raisbeck Gordon // Bell Telephone Labor Inc | ||||
| PDF File 2666977.pdf | 513 kB | Shaun Ewing | Jan 26, 1954 00:00 |
|
US-2666977-A // Reversible semiconductor and method of making it // Pfann William G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 513 kB | Shaun Ewing | Jan 26, 1954 00:00 | US-2666977-A // Reversible semiconductor and method of making it // Pfann William G. // Bell Telephone Labor Inc | ||||
| PDF File 2667536.pdf | 1013 kB | Shaun Ewing | Jan 26, 1954 00:00 |
|
US-2667536-A // Carrier telegraph system // Gardner Leland A. ; Hysko John L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1013 kB | Shaun Ewing | Jan 26, 1954 00:00 | US-2667536-A // Carrier telegraph system // Gardner Leland A. ; Hysko John L. // Bell Telephone Labor Inc | ||||
| PDF File 2667537.pdf | 4.01 MB | Shaun Ewing | Jan 26, 1954 00:00 |
|
US-2667537-A // Telegraph repeater // Mahoney Joseph A. ; Rea Wilton T. ; Sutliff Carleton B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.01 MB | Shaun Ewing | Jan 26, 1954 00:00 | US-2667537-A // Telegraph repeater // Mahoney Joseph A. ; Rea Wilton T. ; Sutliff Carleton B. // Bell Telephone Labor Inc |
