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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2706258.pdf | 297 kB | Shaun Ewing | Apr 12, 1955 00:00 |
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US-2706258-A // Voltage testing circuit // Mills John K. ; Ross Walter S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 297 kB | Shaun Ewing | Apr 12, 1955 00:00 | US-2706258-A // Voltage testing circuit // Mills John K. ; Ross Walter S. // Bell Telephone Labor Inc | ||||
| PDF File 2588226.pdf | 295 kB | Shaun Ewing | Mar 04, 1952 00:00 |
|
US-2588226-A // Wave filter // Fox Arthur Gardner // Bell Telephone Labor Inc | |||
| Version 1 (current) | 295 kB | Shaun Ewing | Mar 04, 1952 00:00 | US-2588226-A // Wave filter // Fox Arthur Gardner // Bell Telephone Labor Inc | ||||
| PDF File 2566850.pdf | 292 kB | Shaun Ewing | Sept 04, 1951 00:00 |
|
US-2566850-A // Electroacoustic transducer // Mott Edward E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 292 kB | Shaun Ewing | Sept 04, 1951 00:00 | US-2566850-A // Electroacoustic transducer // Mott Edward E. // Bell Telephone Labor Inc | ||||
| PDF File 2716729.pdf | 290 kB | Shaun Ewing | Aug 30, 1955 00:00 |
|
US-2716729-A // Transistor circuits with constant output current // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 290 kB | Shaun Ewing | Aug 30, 1955 00:00 | US-2716729-A // Transistor circuits with constant output current // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2572613.pdf | 289 kB | Shaun Ewing | Oct 23, 1951 00:00 |
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US-2572613-A // Setscrew // Goff Harold W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 289 kB | Shaun Ewing | Oct 23, 1951 00:00 | US-2572613-A // Setscrew // Goff Harold W. // Bell Telephone Labor Inc | ||||
| PDF File 2602919.pdf | 288 kB | Shaun Ewing | Jul 08, 1952 00:00 |
|
US-2602919-A // Balanced parabolic modulator // Drazy Elbert J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 288 kB | Shaun Ewing | Jul 08, 1952 00:00 | US-2602919-A // Balanced parabolic modulator // Drazy Elbert J. // Bell Telephone Labor Inc | ||||
| PDF File 2705472.pdf | 283 kB | Shaun Ewing | Apr 05, 1955 00:00 |
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US-2705472-A // Coin signal for telephone pay stations // Holden Lawrence T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 283 kB | Shaun Ewing | Apr 05, 1955 00:00 | US-2705472-A // Coin signal for telephone pay stations // Holden Lawrence T. // Bell Telephone Labor Inc | ||||
| PDF File 2718613.pdf | 281 kB | Shaun Ewing | Sept 20, 1955 00:00 |
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US-2718613-A // Transistor circuit for operating a relay // Harris James R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 281 kB | Shaun Ewing | Sept 20, 1955 00:00 | US-2718613-A // Transistor circuit for operating a relay // Harris James R. // Bell Telephone Labor Inc | ||||
| PDF File 2554582.pdf | 279 kB | Shaun Ewing | May 29, 1951 00:00 |
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US-2554582-A // Magnetic recorder // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 279 kB | Shaun Ewing | May 29, 1951 00:00 | US-2554582-A // Magnetic recorder // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2642415.pdf | 278 kB | Shaun Ewing | Jun 16, 1953 00:00 |
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US-2642415-A // Silyl aromatic compounds // Winslow Field H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 278 kB | Shaun Ewing | Jun 16, 1953 00:00 | US-2642415-A // Silyl aromatic compounds // Winslow Field H. // Bell Telephone Labor Inc | ||||
| PDF File 2688582.pdf | 275 kB | Shaun Ewing | Sept 07, 1954 00:00 |
|
US-2688582-A // Method of forming laminated sheets // Phair Robert J. ; Platow Raymond C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 275 kB | Shaun Ewing | Sept 07, 1954 00:00 | US-2688582-A // Method of forming laminated sheets // Phair Robert J. ; Platow Raymond C. // Bell Telephone Labor Inc | ||||
| PDF File 2556692.pdf | 275 kB | Shaun Ewing | Jun 12, 1951 00:00 |
|
US-2556692-A // Variable gain amplifying system // Holdaway Vivian L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 275 kB | Shaun Ewing | Jun 12, 1951 00:00 | US-2556692-A // Variable gain amplifying system // Holdaway Vivian L. // Bell Telephone Labor Inc | ||||
| PDF File 2600407.pdf | 274 kB | Shaun Ewing | Jun 17, 1952 00:00 |
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US-2600407-A // Protective device // Kelsay Le Roy W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 274 kB | Shaun Ewing | Jun 17, 1952 00:00 | US-2600407-A // Protective device // Kelsay Le Roy W. // Bell Telephone Labor Inc | ||||
| PDF File 2600560.pdf | 273 kB | Shaun Ewing | Jun 17, 1952 00:00 |
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US-2600560-A // Static frequency changer // Mcmahon William T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 273 kB | Shaun Ewing | Jun 17, 1952 00:00 | US-2600560-A // Static frequency changer // Mcmahon William T. // Bell Telephone Labor Inc | ||||
| PDF File 2688652.pdf | 272 kB | Shaun Ewing | Sept 07, 1954 00:00 |
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US-2688652-A // Lead cadmium coated soldered brass cable armor // Schumacher Earle E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 272 kB | Shaun Ewing | Sept 07, 1954 00:00 | US-2688652-A // Lead cadmium coated soldered brass cable armor // Schumacher Earle E. // Bell Telephone Labor Inc | ||||
| PDF File 2644122.pdf | 272 kB | Shaun Ewing | Jun 30, 1953 00:00 |
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US-2644122-A // Capacitor // Boardman Edward M. ; Wooley Merwyn C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 272 kB | Shaun Ewing | Jun 30, 1953 00:00 | US-2644122-A // Capacitor // Boardman Edward M. ; Wooley Merwyn C. // Bell Telephone Labor Inc | ||||
| PDF File 2675450.pdf | 272 kB | Shaun Ewing | Apr 13, 1954 00:00 |
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US-2675450-A // Potentiometer card mounting means // Ross John E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 272 kB | Shaun Ewing | Apr 13, 1954 00:00 | US-2675450-A // Potentiometer card mounting means // Ross John E. // Bell Telephone Labor Inc | ||||
| PDF File 2706779.pdf | 270 kB | Shaun Ewing | Apr 19, 1955 00:00 |
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US-2706779-A // High gain antenna // Babcock Wallace C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 270 kB | Shaun Ewing | Apr 19, 1955 00:00 | US-2706779-A // High gain antenna // Babcock Wallace C. // Bell Telephone Labor Inc | ||||
| PDF File 2682859.pdf | 270 kB | Shaun Ewing | Jul 06, 1954 00:00 |
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US-2682859-A // Tuning dial assembly for electrical apparatus // Jensen Rhinchardt M. ; Samek Charles T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 270 kB | Shaun Ewing | Jul 06, 1954 00:00 | US-2682859-A // Tuning dial assembly for electrical apparatus // Jensen Rhinchardt M. ; Samek Charles T. // Bell Telephone Labor Inc | ||||
| PDF File 2545562.pdf | 266 kB | Shaun Ewing | Mar 20, 1951 00:00 |
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US-2545562-A // Shaft coupling // Jr. Felix A. Thiel, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 266 kB | Shaun Ewing | Mar 20, 1951 00:00 | US-2545562-A // Shaft coupling // Jr. Felix A. Thiel, // Bell Telephone Labor Inc |
