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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2559312.pdf | 2.00 MB | Shaun Ewing | Jul 03, 1951 00:00 |
|
US-2559312-A // Crossbar tandem office for telephone systems // Newsom James B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.00 MB | Shaun Ewing | Jul 03, 1951 00:00 | US-2559312-A // Crossbar tandem office for telephone systems // Newsom James B. // Bell Telephone Labor Inc | ||||
| PDF File 2603715.pdf | 2.00 MB | Shaun Ewing | Jul 15, 1952 00:00 |
|
US-2603715-A // Pulse position call or dial receiver // Vaughan Henry E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.00 MB | Shaun Ewing | Jul 15, 1952 00:00 | US-2603715-A // Pulse position call or dial receiver // Vaughan Henry E. // Bell Telephone Labor Inc | ||||
| PDF File 2577619.pdf | 1.97 MB | Shaun Ewing | Dec 04, 1951 00:00 |
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US-2577619-A // Metallic structure for delaying unipolarized waves // Kock Winston E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.97 MB | Shaun Ewing | Dec 04, 1951 00:00 | US-2577619-A // Metallic structure for delaying unipolarized waves // Kock Winston E. // Bell Telephone Labor Inc | ||||
| PDF File 2617865.pdf | 1.96 MB | Shaun Ewing | Nov 11, 1952 00:00 |
|
US-2617865-A // Semiconductor amplifier and electrode structures therefor // Bardeen John ; Brattain Walter H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.96 MB | Shaun Ewing | Nov 11, 1952 00:00 | US-2617865-A // Semiconductor amplifier and electrode structures therefor // Bardeen John ; Brattain Walter H. // Bell Telephone Labor Inc | ||||
| 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 2684405.pdf | 1.96 MB | Shaun Ewing | Jul 20, 1954 00:00 |
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US-2684405-A // Telephone selecting system employing combined selecting and talking path gas-discharge tube and selective disconnection // Bruce Edmond ; Straube Harold M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.96 MB | Shaun Ewing | Jul 20, 1954 00:00 | US-2684405-A // Telephone selecting system employing combined selecting and talking path gas-discharge tube and selective disconnection // Bruce Edmond ; Straube Harold M. // Bell Telephone Labor Inc | ||||
| PDF File 2683238.pdf | 1.95 MB | Shaun Ewing | Jul 06, 1954 00:00 |
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US-2683238-A // Microwave amplifier // Millman Sidney // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.95 MB | Shaun Ewing | Jul 06, 1954 00:00 | US-2683238-A // Microwave amplifier // Millman Sidney // Bell Telephone Labor Inc | ||||
| PDF File 2575393.pdf | 1.94 MB | Shaun Ewing | Nov 20, 1951 00:00 |
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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 2561722.pdf | 1.94 MB | Shaun Ewing | Jul 24, 1951 00:00 |
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US-2561722-A // Signaling system // Bascom Henry M. ; Massonneau Robert F. ; Jr. Bernard Ostendorf, ; Rea Wilton T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.94 MB | Shaun Ewing | Jul 24, 1951 00:00 | US-2561722-A // Signaling system // Bascom Henry M. ; Massonneau Robert F. ; Jr. Bernard Ostendorf, ; Rea Wilton T. // Bell Telephone Labor Inc | ||||
| PDF File 2617087.pdf | 1.92 MB | Shaun Ewing | Nov 04, 1952 00:00 |
|
US-2617087-A // Current supply apparatus // Meszaros George W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.92 MB | Shaun Ewing | Nov 04, 1952 00:00 | US-2617087-A // Current supply apparatus // Meszaros George W. // Bell Telephone Labor Inc | ||||
| PDF File 2654804.pdf | 1.91 MB | Shaun Ewing | Oct 06, 1953 00:00 |
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US-2654804-A // Power line carrier telephone system // Edson Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.91 MB | Shaun Ewing | Oct 06, 1953 00:00 | US-2654804-A // Power line carrier telephone system // Edson Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2648765.pdf | 1.91 MB | Shaun Ewing | Aug 11, 1953 00:00 |
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US-2648765-A // Noise detection circuit // Jr. William R. Young, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.91 MB | Shaun Ewing | Aug 11, 1953 00:00 | US-2648765-A // Noise detection circuit // Jr. William R. Young, // Bell Telephone Labor Inc | ||||
| PDF File 2570971.pdf | 1.90 MB | Shaun Ewing | Oct 09, 1951 00:00 |
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US-2570971-A // Vertical line number translator // Myers Oscar // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.90 MB | Shaun Ewing | Oct 09, 1951 00:00 | US-2570971-A // Vertical line number translator // Myers Oscar // Bell Telephone Labor Inc | ||||
| PDF File 2663819.pdf | 1.90 MB | Shaun Ewing | Dec 22, 1953 00:00 |
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US-2663819-A // Electrode support and spacing structure for electron discharge devices // Goddard Charles T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.90 MB | Shaun Ewing | Dec 22, 1953 00:00 | US-2663819-A // Electrode support and spacing structure for electron discharge devices // Goddard Charles T. // Bell Telephone Labor Inc | ||||
| PDF File 2724744.pdf | 1.89 MB | Shaun Ewing | Nov 22, 1955 00:00 |
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US-2724744-A // Remote line concentrator // Brewer Sherman T. ; Reenstra Willard A. ; Ritchie Wesson J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.89 MB | Shaun Ewing | Nov 22, 1955 00:00 | US-2724744-A // Remote line concentrator // Brewer Sherman T. ; Reenstra Willard A. ; Ritchie Wesson J. // Bell Telephone Labor Inc | ||||
| PDF File 2586540.pdf | 1.89 MB | Shaun Ewing | Feb 19, 1952 00:00 |
|
US-2586540-A // Torsion meter // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.89 MB | Shaun Ewing | Feb 19, 1952 00:00 | US-2586540-A // Torsion meter // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2623120.pdf | 1.86 MB | Shaun Ewing | Dec 23, 1952 00:00 |
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US-2623120-A // Microwave filter // Zobel Otto J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.86 MB | Shaun Ewing | Dec 23, 1952 00:00 | US-2623120-A // Microwave filter // Zobel Otto J. // Bell Telephone Labor Inc | ||||
| PDF File 2680194.pdf | 1.86 MB | Shaun Ewing | Jun 01, 1954 00:00 |
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US-2680194-A // Radiotelephone receiving system // Jr. William R. Young, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.86 MB | Shaun Ewing | Jun 01, 1954 00:00 | US-2680194-A // Radiotelephone receiving system // Jr. William R. Young, // Bell Telephone Labor Inc | ||||
| PDF File 2692303.pdf | 1.86 MB | Shaun Ewing | Oct 19, 1954 00:00 |
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US-2692303-A // Speech interpolated communication system // Dickieson Alton C. ; Edwards Paul G. ; Robertson Donald D. ; Wurmser Alphons V. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.86 MB | Shaun Ewing | Oct 19, 1954 00:00 | US-2692303-A // Speech interpolated communication system // Dickieson Alton C. ; Edwards Paul G. ; Robertson Donald D. ; Wurmser Alphons V. // Bell Telephone Labor Inc | ||||
| PDF File 2607892.pdf | 1.85 MB | Shaun Ewing | Aug 19, 1952 00:00 |
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US-2607892-A // Timing circuit // Marmont George H. ; Oliver Bernard M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.85 MB | Shaun Ewing | Aug 19, 1952 00:00 | US-2607892-A // Timing circuit // Marmont George H. ; Oliver Bernard M. // Bell Telephone Labor Inc |
