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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2237498.pdf | 870 kB | Shaun Ewing | Apr 08, 1941 00:00 |
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US-2237498-A // Telegraph system // Neiswinter James T. // American Telephone & Telegraph | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Apr 08, 1941 00:00 | US-2237498-A // Telegraph system // Neiswinter James T. // American Telephone & Telegraph | ||||
| PDF File 2425818.pdf | 870 kB | Shaun Ewing | Aug 19, 1947 00:00 |
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US-2425818-A // Signaling apparatus // Neiswinter James T. // American Telephone & Telegraph | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Aug 19, 1947 00:00 | US-2425818-A // Signaling apparatus // Neiswinter James T. // American Telephone & Telegraph | ||||
| PDF File 2244596.pdf | 867 kB | Shaun Ewing | Jun 03, 1941 00:00 |
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US-2244596-A // Automatic telephone system // Anderson Gustave Adolph // American Telephone & Telegraph | |||
| Version 1 (current) | 867 kB | Shaun Ewing | Jun 03, 1941 00:00 | US-2244596-A // Automatic telephone system // Anderson Gustave Adolph // American Telephone & Telegraph | ||||
| PDF File 2614632.pdf | 864 kB | Shaun Ewing | Oct 21, 1952 00:00 |
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US-2614632-A // Apparatus for recording numerals in code // Clos Charles // American Telephone & Telegraph | |||
| Version 1 (current) | 864 kB | Shaun Ewing | Oct 21, 1952 00:00 | US-2614632-A // Apparatus for recording numerals in code // Clos Charles // American Telephone & Telegraph | ||||
| PDF File 2843682.pdf | 851 kB | Shaun Ewing | Jul 15, 1958 00:00 |
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US-2843682-A // Program transmission reversible network // Jr. John Schretzmayer, // American Telephone & Telegraph | |||
| Version 1 (current) | 851 kB | Shaun Ewing | Jul 15, 1958 00:00 | US-2843682-A // Program transmission reversible network // Jr. John Schretzmayer, // American Telephone & Telegraph | ||||
| PDF File 3301968.pdf | 850 kB | Shaun Ewing | Jan 31, 1967 00:00 |
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US-3301968-A // Telephone signaling device // Wurst Francis K. // American Telephone & Telegraph | |||
| Version 1 (current) | 850 kB | Shaun Ewing | Jan 31, 1967 00:00 | US-3301968-A // Telephone signaling device // Wurst Francis K. // American Telephone & Telegraph | ||||
| PDF File 2929970.pdf | 846 kB | Shaun Ewing | Mar 22, 1960 00:00 |
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US-2929970-A // Telegraph repeater system // Foley Daniel E. ; Hanley Frank H. // American Telephone & Telegraph | |||
| Version 1 (current) | 846 kB | Shaun Ewing | Mar 22, 1960 00:00 | US-2929970-A // Telegraph repeater system // Foley Daniel E. ; Hanley Frank H. // American Telephone & Telegraph | ||||
| PDF File 3019388.pdf | 839 kB | Shaun Ewing | Jan 30, 1962 00:00 |
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US-3019388-A // Signal timing circuit // Thorbrogger Holger H. // American Telephone & Telegraph | |||
| Version 1 (current) | 839 kB | Shaun Ewing | Jan 30, 1962 00:00 | US-3019388-A // Signal timing circuit // Thorbrogger Holger H. // American Telephone & Telegraph | ||||
| PDF File 2569980.pdf | 839 kB | Shaun Ewing | Oct 02, 1951 00:00 |
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US-2569980-A // Motor control for signal responsive selector mechanism // Eggensperger Arlo Raleigh // American Telephone & Telegraph | |||
| Version 1 (current) | 839 kB | Shaun Ewing | Oct 02, 1951 00:00 | US-2569980-A // Motor control for signal responsive selector mechanism // Eggensperger Arlo Raleigh // American Telephone & Telegraph | ||||
| PDF File 2269346.pdf | 827 kB | Shaun Ewing | Jan 06, 1942 00:00 |
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US-2269346-A // Teletypewriter switchboard service observing circuit // Page Harold Frederick ; Richard Robert Louis // American Telephone & Telegraph | |||
| Version 1 (current) | 827 kB | Shaun Ewing | Jan 06, 1942 00:00 | US-2269346-A // Teletypewriter switchboard service observing circuit // Page Harold Frederick ; Richard Robert Louis // American Telephone & Telegraph | ||||
| PDF File 2377394.pdf | 820 kB | Shaun Ewing | Jun 05, 1945 00:00 |
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US-2377394-A // Cable splicing apparatus // Adkerson Branch Owen // American Telephone & Telegraph | |||
| Version 1 (current) | 820 kB | Shaun Ewing | Jun 05, 1945 00:00 | US-2377394-A // Cable splicing apparatus // Adkerson Branch Owen // American Telephone & Telegraph | ||||
| PDF File 2761896.pdf | 814 kB | Shaun Ewing | Sept 04, 1956 00:00 |
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US-2761896-A // Telegraph repeater system // Foley Daniel Elmore ; Hanley Frank Harold // American Telephone & Telegraph | |||
| Version 1 (current) | 814 kB | Shaun Ewing | Sept 04, 1956 00:00 | US-2761896-A // Telegraph repeater system // Foley Daniel Elmore ; Hanley Frank Harold // American Telephone & Telegraph | ||||
| PDF File 2257663.pdf | 803 kB | Shaun Ewing | Sept 30, 1941 00:00 |
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US-2257663-A // Apparatus for producing interrupted alternating current // Albrecht Harold Willius // American Telephone & Telegraph | |||
| Version 1 (current) | 803 kB | Shaun Ewing | Sept 30, 1941 00:00 | US-2257663-A // Apparatus for producing interrupted alternating current // Albrecht Harold Willius // American Telephone & Telegraph | ||||
| PDF File 2379052.pdf | 802 kB | Shaun Ewing | Jun 26, 1945 00:00 |
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US-2379052-A // Receiver for single side band systems // Weaver Charles Earl // American Telephone & Telegraph | |||
| Version 1 (current) | 802 kB | Shaun Ewing | Jun 26, 1945 00:00 | US-2379052-A // Receiver for single side band systems // Weaver Charles Earl // American Telephone & Telegraph | ||||
| PDF File 2939915.pdf | 800 kB | Shaun Ewing | Jun 07, 1960 00:00 |
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US-2939915-A // Pulse measurement // Britt Horace J. ; Cosh Francis R. // American Telephone & Telegraph | |||
| Version 1 (current) | 800 kB | Shaun Ewing | Jun 07, 1960 00:00 | US-2939915-A // Pulse measurement // Britt Horace J. ; Cosh Francis R. // American Telephone & Telegraph | ||||
| PDF File 2552704.pdf | 796 kB | Shaun Ewing | May 15, 1951 00:00 |
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US-2552704-A // Holder for books // Armstrong Frank C. ; Lauterbach Frederick J. ; Lillvik Walter ; Popper Julius S. // American Telephone & Telegraph | |||
| Version 1 (current) | 796 kB | Shaun Ewing | May 15, 1951 00:00 | US-2552704-A // Holder for books // Armstrong Frank C. ; Lauterbach Frederick J. ; Lillvik Walter ; Popper Julius S. // American Telephone & Telegraph | ||||
| PDF File 2401477.pdf | 794 kB | Shaun Ewing | Jun 04, 1946 00:00 |
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US-2401477-A // Teletypewriter secrecy system // Greene Monte Lee // American Telephone & Telegraph | |||
| Version 1 (current) | 794 kB | Shaun Ewing | Jun 04, 1946 00:00 | US-2401477-A // Teletypewriter secrecy system // Greene Monte Lee // American Telephone & Telegraph | ||||
| PDF File 2300044.pdf | 792 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300044-A // Telephone subscriber's station // Dewire Donald Stevens // American Telephone & Telegraph | |||
| Version 1 (current) | 792 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300044-A // Telephone subscriber's station // Dewire Donald Stevens // American Telephone & Telegraph | ||||
| PDF File 2494323.pdf | 788 kB | Shaun Ewing | Jan 10, 1950 00:00 |
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US-2494323-A // Signal receiving apparatus // Jr. Edward Henry Weber, // American Telephone & Telegraph | |||
| Version 1 (current) | 788 kB | Shaun Ewing | Jan 10, 1950 00:00 | US-2494323-A // Signal receiving apparatus // Jr. Edward Henry Weber, // American Telephone & Telegraph | ||||
| PDF File 2262543.pdf | 786 kB | Shaun Ewing | Nov 11, 1941 00:00 |
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US-2262543-A // Communication system // Borgeson Carl Anders // American Telephone & Telegraph | |||
| Version 1 (current) | 786 kB | Shaun Ewing | Nov 11, 1941 00:00 | US-2262543-A // Communication system // Borgeson Carl Anders // American Telephone & Telegraph |
