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 2575910.pdf | 1.96 MB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575910-A // Voice-operated signaling system // Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.96 MB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575910-A // Voice-operated signaling system // Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2575909.pdf | 1.72 MB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575909-A // Voice-operated system // Davis Kingsbury H. ; Potter Ralph K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.72 MB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575909-A // Voice-operated system // Davis Kingsbury H. ; Potter Ralph K. // Bell Telephone Labor Inc | ||||
| PDF File 2575819.pdf | 716 kB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575819-A // Crystal unit // Laird Arthur G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 716 kB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575819-A // Crystal unit // Laird Arthur G. // Bell Telephone Labor Inc | ||||
| PDF File 2575804.pdf | 862 kB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575804-A // Microwave hybrid junction // Frlis Harald T. ; Lewis Willard D. ; Tillotson Le Roy C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 862 kB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575804-A // Microwave hybrid junction // Frlis Harald T. ; Lewis Willard D. ; Tillotson Le Roy C. // Bell Telephone Labor Inc | ||||
| PDF File 2575799.pdf | 1008 kB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575799-A // High-frequency power and impedance monitor // Doherty William H. ; Morrison John F. ; Younker Elmer L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1008 kB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575799-A // High-frequency power and impedance monitor // Doherty William H. ; Morrison John F. ; Younker Elmer L. // Bell Telephone Labor Inc | ||||
| PDF File 2575397.pdf | 1.44 MB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575397-A // Tape storage mechanism // Schmied James W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.44 MB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575397-A // Tape storage mechanism // Schmied James W. // Bell Telephone Labor Inc | ||||
| PDF File 2575393.pdf | 1.94 MB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575393-A // Electron beam tube filter // Peterson Liss C. ; Potter Ralph K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.94 MB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575393-A // Electron beam tube filter // Peterson Liss C. ; Potter Ralph K. // Bell Telephone Labor Inc | ||||
| PDF File 2575383.pdf | 1.10 MB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575383-A // High-frequency amplifying device // Field Lester M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575383-A // High-frequency amplifying device // Field Lester M. // Bell Telephone Labor Inc | ||||
| PDF File 2575372.pdf | 371 kB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575372-A // Cold cathode gaseous discharge device // Townsend Mark A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 371 kB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575372-A // Cold cathode gaseous discharge device // Townsend Mark A. // Bell Telephone Labor Inc | ||||
| PDF File 2575371.pdf | 704 kB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575371-A // Cold cathode gaseous discharge device // Townsend Mark A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 704 kB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575371-A // Cold cathode gaseous discharge device // Townsend Mark A. // Bell Telephone Labor Inc | ||||
| PDF File 2575370.pdf | 1.29 MB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575370-A // Cold cathode gaseous discharge device // Townsend Mark A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.29 MB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575370-A // Cold cathode gaseous discharge device // Townsend Mark A. // Bell Telephone Labor Inc | ||||
| PDF File 2575363.pdf | 2.87 MB | Shaun Ewing | Nov 20, 1951 00:00 |
|
US-2575363-A // Harmonic crystal oscillator // Simons Burton H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.87 MB | Shaun Ewing | Nov 20, 1951 00:00 | US-2575363-A // Harmonic crystal oscillator // Simons Burton H. // Bell Telephone Labor Inc | ||||
| PDF File 2575061.pdf | 336 kB | Shaun Ewing | Nov 13, 1951 00:00 |
|
US-2575061-A // Compounding finely divided solids with butadiene-styrene synthetic rubber latices utilizing alkaline lignin solutions as dispersing agents // Mcmahon William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 336 kB | Shaun Ewing | Nov 13, 1951 00:00 | US-2575061-A // Compounding finely divided solids with butadiene-styrene synthetic rubber latices utilizing alkaline lignin solutions as dispersing agents // Mcmahon William // Bell Telephone Labor Inc | ||||
| PDF File 2575058.pdf | 651 kB | Shaun Ewing | Nov 13, 1951 00:00 |
|
US-2575058-A // Microwave radar antenna // King Archie P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 651 kB | Shaun Ewing | Nov 13, 1951 00:00 | US-2575058-A // Microwave radar antenna // King Archie P. // Bell Telephone Labor Inc | ||||
| PDF File 2573744.pdf | 1.18 MB | Shaun Ewing | Nov 06, 1951 00:00 |
|
US-2573744-A // Regulated current supply apparatus // Trueksess David E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.18 MB | Shaun Ewing | Nov 06, 1951 00:00 | US-2573744-A // Regulated current supply apparatus // Trueksess David E. // Bell Telephone Labor Inc | ||||
| PDF File 2573713.pdf | 882 kB | Shaun Ewing | Nov 06, 1951 00:00 |
|
US-2573713-A // Electrical wave guide switch // Kannenberg Walter F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 882 kB | Shaun Ewing | Nov 06, 1951 00:00 | US-2573713-A // Electrical wave guide switch // Kannenberg Walter F. // Bell Telephone Labor Inc | ||||
| PDF File 2573617.pdf | 358 kB | Shaun Ewing | Oct 30, 1951 00:00 |
|
US-2573617-A // Telephone dial lamp // Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 358 kB | Shaun Ewing | Oct 30, 1951 00:00 | US-2573617-A // Telephone dial lamp // Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 2573569.pdf | 1.66 MB | Shaun Ewing | Oct 30, 1951 00:00 |
|
US-2573569-A // Frame and trunk selection // Hersey Ralph E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.66 MB | Shaun Ewing | Oct 30, 1951 00:00 | US-2573569-A // Frame and trunk selection // Hersey Ralph E. // Bell Telephone Labor Inc | ||||
| PDF File 2573168.pdf | 406 kB | Shaun Ewing | Oct 30, 1951 00:00 |
|
US-2573168-A // Mechanical impedance transformer // Mason Warren P. ; Wick Ronald F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 406 kB | Shaun Ewing | Oct 30, 1951 00:00 | US-2573168-A // Mechanical impedance transformer // Mason Warren P. ; Wick Ronald F. // Bell Telephone Labor Inc | ||||
| PDF File 2573150.pdf | 449 kB | Shaun Ewing | Oct 30, 1951 00:00 |
|
US-2573150-A // Frequency divider // Lacy Lester Y. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 449 kB | Shaun Ewing | Oct 30, 1951 00:00 | US-2573150-A // Frequency divider // Lacy Lester Y. // Bell Telephone Labor Inc |
