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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2337885.pdf | 769 kB | Shaun Ewing | Dec 28, 1943 00:00 |
|
US-2337885-A // Telephone booth // Hallam Cecil A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 769 kB | Shaun Ewing | Dec 28, 1943 00:00 | US-2337885-A // Telephone booth // Hallam Cecil A. // Bell Telephone Labor Inc | ||||
| PDF File 2337883.pdf | 438 kB | Shaun Ewing | Dec 28, 1943 00:00 |
|
US-2337883-A // Pneumatic ticket receiving valve // Gent Edgar W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 438 kB | Shaun Ewing | Dec 28, 1943 00:00 | US-2337883-A // Pneumatic ticket receiving valve // Gent Edgar W. // Bell Telephone Labor Inc | ||||
| PDF File 2337878.pdf | 1.52 MB | Shaun Ewing | Dec 28, 1943 00:00 |
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US-2337878-A // Carrier wave signaling system // Espenschied Lloyd // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.52 MB | Shaun Ewing | Dec 28, 1943 00:00 | US-2337878-A // Carrier wave signaling system // Espenschied Lloyd // Bell Telephone Labor Inc | ||||
| PDF File 2337642.pdf | 1.50 MB | Shaun Ewing | Dec 28, 1943 00:00 |
|
US-2337642-A // Automatic toll ticketing system // Busch Aloysius J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.50 MB | Shaun Ewing | Dec 28, 1943 00:00 | US-2337642-A // Automatic toll ticketing system // Busch Aloysius J. // Bell Telephone Labor Inc | ||||
| PDF File 2337578.pdf | 1.05 MB | Shaun Ewing | Dec 28, 1943 00:00 |
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US-2337578-A // Television system // Teal Gordon K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | Dec 28, 1943 00:00 | US-2337578-A // Television system // Teal Gordon K. // Bell Telephone Labor Inc | ||||
| PDF File 2337541.pdf | 1.29 MB | Shaun Ewing | Dec 28, 1943 00:00 |
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US-2337541-A // Electric circuit // Burgess Montague S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.29 MB | Shaun Ewing | Dec 28, 1943 00:00 | US-2337541-A // Electric circuit // Burgess Montague S. // Bell Telephone Labor Inc | ||||
| PDF File 2337540.pdf | 712 kB | Shaun Ewing | Dec 28, 1943 00:00 |
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US-2337540-A // Measurement of envelope delay of electric circuits // Burgess Montague S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 712 kB | Shaun Ewing | Dec 28, 1943 00:00 | US-2337540-A // Measurement of envelope delay of electric circuits // Burgess Montague S. // Bell Telephone Labor Inc | ||||
| PDF File 2337496.pdf | 1.18 MB | Shaun Ewing | Dec 21, 1943 00:00 |
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US-2337496-A // Multiway regenerative repeater // Rea Wilton T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.18 MB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337496-A // Multiway regenerative repeater // Rea Wilton T. // Bell Telephone Labor Inc | ||||
| PDF File 2337493.pdf | 2.04 MB | Shaun Ewing | Dec 21, 1943 00:00 |
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US-2337493-A // Code signaling system // Pfleger Kenneth W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.04 MB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337493-A // Code signaling system // Pfleger Kenneth W. // Bell Telephone Labor Inc | ||||
| PDF File 2337486.pdf | 771 kB | Shaun Ewing | Dec 21, 1943 00:00 |
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US-2337486-A // Selectively operated circuit controlling device // Miller Albert H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 771 kB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337486-A // Selectively operated circuit controlling device // Miller Albert H. // Bell Telephone Labor Inc | ||||
| PDF File 2337433.pdf | 3.83 MB | Shaun Ewing | Dec 21, 1943 00:00 |
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US-2337433-A // Telephone system // Walsh John G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.83 MB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337433-A // Telephone system // Walsh John G. // Bell Telephone Labor Inc | ||||
| PDF File 2337423.pdf | 535 kB | Shaun Ewing | Dec 21, 1943 00:00 |
|
US-2337423-A // Negative feed-back amplifier // Stillwell Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 535 kB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337423-A // Negative feed-back amplifier // Stillwell Albert L. // Bell Telephone Labor Inc | ||||
| PDF File 2337399.pdf | 219 kB | Shaun Ewing | Dec 21, 1943 00:00 |
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US-2337399-A // Attenuation equalizer // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 219 kB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337399-A // Attenuation equalizer // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2337397.pdf | 522 kB | Shaun Ewing | Dec 21, 1943 00:00 |
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US-2337397-A // Terminal bank // Mcwilliams Charles W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 522 kB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337397-A // Terminal bank // Mcwilliams Charles W. // Bell Telephone Labor Inc | ||||
| PDF File 2336888.pdf | 786 kB | Shaun Ewing | Dec 14, 1943 00:00 |
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US-2336888-A // Two-way telephone system // Reier George C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 786 kB | Shaun Ewing | Dec 14, 1943 00:00 | US-2336888-A // Two-way telephone system // Reier George C. // Bell Telephone Labor Inc | ||||
| PDF File 2336880.pdf | 691 kB | Shaun Ewing | Dec 14, 1943 00:00 |
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US-2336880-A // Stereophonic conference system // Mitchell Doren // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | Dec 14, 1943 00:00 | US-2336880-A // Stereophonic conference system // Mitchell Doren // Bell Telephone Labor Inc | ||||
| PDF File 2336866.pdf | 1.19 MB | Shaun Ewing | Dec 14, 1943 00:00 |
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US-2336866-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Dec 14, 1943 00:00 | US-2336866-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | ||||
| PDF File 2336861.pdf | 411 kB | Shaun Ewing | Dec 14, 1943 00:00 |
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US-2336861-A // Selector switch circuit // Gray Cecil R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 411 kB | Shaun Ewing | Dec 14, 1943 00:00 | US-2336861-A // Selector switch circuit // Gray Cecil R. // Bell Telephone Labor Inc | ||||
| PDF File 2336543.pdf | 619 kB | Shaun Ewing | Dec 14, 1943 00:00 |
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US-2336543-A // Digit signal translator // Hibbard Frank H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 619 kB | Shaun Ewing | Dec 14, 1943 00:00 | US-2336543-A // Digit signal translator // Hibbard Frank H. // Bell Telephone Labor Inc | ||||
| PDF File 2336384.pdf | 1.02 MB | Shaun Ewing | Dec 07, 1943 00:00 |
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US-2336384-A // Surface hardening of linear polyamide bodies // Baker William O. ; Pape Norman R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Dec 07, 1943 00:00 | US-2336384-A // Surface hardening of linear polyamide bodies // Baker William O. ; Pape Norman R. // Bell Telephone Labor Inc |
