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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2547521.pdf | 265 kB | Shaun Ewing | Apr 03, 1951 00:00 |
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US-2547521-A // Pressure bomb for chemical and physical reactions // Buehler Ernest // Bell Telephone Labor Inc | |||
| Version 1 (current) | 265 kB | Shaun Ewing | Apr 03, 1951 00:00 | US-2547521-A // Pressure bomb for chemical and physical reactions // Buehler Ernest // Bell Telephone Labor Inc | ||||
| PDF File 2547525.pdf | 490 kB | Shaun Ewing | Apr 03, 1951 00:00 |
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US-2547525-A // Recorder checking device // Hague Alfred E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 490 kB | Shaun Ewing | Apr 03, 1951 00:00 | US-2547525-A // Recorder checking device // Hague Alfred E. // Bell Telephone Labor Inc | ||||
| PDF File 2547537.pdf | 794 kB | Shaun Ewing | Apr 03, 1951 00:00 |
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US-2547537-A // Telephone ringer // Power James R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 794 kB | Shaun Ewing | Apr 03, 1951 00:00 | US-2547537-A // Telephone ringer // Power James R. // Bell Telephone Labor Inc | ||||
| PDF File 2547538.pdf | 360 kB | Shaun Ewing | Apr 03, 1951 00:00 |
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US-2547538-A // Briding amplifier // Rieke John W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 360 kB | Shaun Ewing | Apr 03, 1951 00:00 | US-2547538-A // Briding amplifier // Rieke John W. // Bell Telephone Labor Inc | ||||
| PDF File 2547539.pdf | 984 kB | Shaun Ewing | Apr 03, 1951 00:00 |
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US-2547539-A // Signal wave duplexing system // Ring Douglas H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 984 kB | Shaun Ewing | Apr 03, 1951 00:00 | US-2547539-A // Signal wave duplexing system // Ring Douglas H. // Bell Telephone Labor Inc | ||||
| PDF File 2547549.pdf | 799 kB | Shaun Ewing | Apr 03, 1951 00:00 |
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US-2547549-A // Ringing equipment for pulse modulation systems // Wennemer Gerard P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 799 kB | Shaun Ewing | Apr 03, 1951 00:00 | US-2547549-A // Ringing equipment for pulse modulation systems // Wennemer Gerard P. // Bell Telephone Labor Inc | ||||
| PDF File 2548655.pdf | 896 kB | Shaun Ewing | Apr 10, 1951 00:00 |
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US-2548655-A // Directive dielectric guide antenna // Cutler Cassius C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 896 kB | Shaun Ewing | Apr 10, 1951 00:00 | US-2548655-A // Directive dielectric guide antenna // Cutler Cassius C. // Bell Telephone Labor Inc | ||||
| PDF File 2548661.pdf | 2.04 MB | Shaun Ewing | Apr 10, 1951 00:00 |
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US-2548661-A // Elastic time division multiplex system // Feldman Carl B. H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.04 MB | Shaun Ewing | Apr 10, 1951 00:00 | US-2548661-A // Elastic time division multiplex system // Feldman Carl B. H. // Bell Telephone Labor Inc | ||||
| PDF File 2548671.pdf | 779 kB | Shaun Ewing | Apr 10, 1951 00:00 |
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US-2548671-A // Directional radio reception // Jr. John G. Kreer, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 779 kB | Shaun Ewing | Apr 10, 1951 00:00 | US-2548671-A // Directional radio reception // Jr. John G. Kreer, // Bell Telephone Labor Inc | ||||
| PDF File 2548672.pdf | 470 kB | Shaun Ewing | Apr 10, 1951 00:00 |
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US-2548672-A // Multiresonant wave-guide structure // Lewis Willard D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 470 kB | Shaun Ewing | Apr 10, 1951 00:00 | US-2548672-A // Multiresonant wave-guide structure // Lewis Willard D. // Bell Telephone Labor Inc | ||||
| PDF File 2549064.pdf | 1.62 MB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549064-A // Multiswitching gaseous discharge device // Depp Wallace A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.62 MB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549064-A // Multiswitching gaseous discharge device // Depp Wallace A. // Bell Telephone Labor Inc | ||||
| PDF File 2549065.pdf | 1.25 MB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549065-A // Frequency discriminative electric transducer // Dietzold Robert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549065-A // Frequency discriminative electric transducer // Dietzold Robert L. // Bell Telephone Labor Inc | ||||
| PDF File 2549091.pdf | 1.07 MB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549091-A // Diaphragm for electroacoustic transducers // Hopkins Harris F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.07 MB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549091-A // Diaphragm for electroacoustic transducers // Hopkins Harris F. // Bell Telephone Labor Inc | ||||
| PDF File 2549131.pdf | 851 kB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549131-A // Radar equipment testing system // Rideout Vincent C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 851 kB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549131-A // Radar equipment testing system // Rideout Vincent C. // Bell Telephone Labor Inc | ||||
| PDF File 2549143.pdf | 663 kB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549143-A // Microwave broadcast antenna // Tinus William C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 663 kB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549143-A // Microwave broadcast antenna // Tinus William C. // Bell Telephone Labor Inc | ||||
| PDF File 2549422.pdf | 943 kB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549422-A // Decoder for multiple carrier pulse code modulation signals // Carbrey Robert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 943 kB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549422-A // Decoder for multiple carrier pulse code modulation signals // Carbrey Robert L. // Bell Telephone Labor Inc | ||||
| PDF File 2549464.pdf | 523 kB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549464-A // Electric power source // Hartley Ralph V. L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 523 kB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549464-A // Electric power source // Hartley Ralph V. L. // Bell Telephone Labor Inc | ||||
| PDF File 2549504.pdf | 896 kB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549504-A // Method of sealing glass to metal // Messana Joseph P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 896 kB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549504-A // Method of sealing glass to metal // Messana Joseph P. // Bell Telephone Labor Inc | ||||
| PDF File 2549505.pdf | 1.03 MB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549505-A // Phase or frequency modulation system // Mohr Milton E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.03 MB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549505-A // Phase or frequency modulation system // Mohr Milton E. // Bell Telephone Labor Inc | ||||
| PDF File 2549550.pdf | 765 kB | Shaun Ewing | Apr 17, 1951 00:00 |
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US-2549550-A // Vibration-operated transistor // Jr. Robert L. Wallace, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 765 kB | Shaun Ewing | Apr 17, 1951 00:00 | US-2549550-A // Vibration-operated transistor // Jr. Robert L. Wallace, // Bell Telephone Labor Inc |
