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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1826812.pdf | 910 kB | Shaun Ewing | Oct 13, 1931 00:00 |
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US-1826812-A // Electrooptical transmission // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 910 kB | Shaun Ewing | Oct 13, 1931 00:00 | US-1826812-A // Electrooptical transmission // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1851091.pdf | 909 kB | Shaun Ewing | Mar 29, 1932 00:00 |
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US-1851091-A // Signaling system including adjustable wave filter // Fetter Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 909 kB | Shaun Ewing | Mar 29, 1932 00:00 | US-1851091-A // Signaling system including adjustable wave filter // Fetter Charles H. // American Telephone & Telegraph | ||||
| PDF File 1815241.pdf | 905 kB | Shaun Ewing | Jul 21, 1931 00:00 |
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US-1815241-A // Transmission system // Crisson George // American Telephone & Telegraph | |||
| Version 1 (current) | 905 kB | Shaun Ewing | Jul 21, 1931 00:00 | US-1815241-A // Transmission system // Crisson George // American Telephone & Telegraph | ||||
| PDF File 2128257.pdf | 904 kB | Shaun Ewing | Aug 30, 1938 00:00 |
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US-2128257-A // Electrical network system // Lee Yuk-Wing ; Wiener Norbert // American Telephone & Telegraph | |||
| Version 1 (current) | 904 kB | Shaun Ewing | Aug 30, 1938 00:00 | US-2128257-A // Electrical network system // Lee Yuk-Wing ; Wiener Norbert // American Telephone & Telegraph | ||||
| PDF File 2054906.pdf | 901 kB | Shaun Ewing | Sept 22, 1936 00:00 |
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US-2054906-A // Transmission control in signaling systems // Lewis Benjamin F. // American Telephone & Telegraph | |||
| Version 1 (current) | 901 kB | Shaun Ewing | Sept 22, 1936 00:00 | US-2054906-A // Transmission control in signaling systems // Lewis Benjamin F. // American Telephone & Telegraph | ||||
| PDF File 2039404.pdf | 896 kB | Shaun Ewing | May 05, 1936 00:00 |
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US-2039404-A // Remote metering system // Green Estill I. ; Tidd Warren H. // American Telephone & Telegraph | |||
| Version 1 (current) | 896 kB | Shaun Ewing | May 05, 1936 00:00 | US-2039404-A // Remote metering system // Green Estill I. ; Tidd Warren H. // American Telephone & Telegraph | ||||
| PDF File 1850145.pdf | 895 kB | Shaun Ewing | Mar 22, 1932 00:00 |
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US-1850145-A // Carrier telegraph system // Thorp Vaughn P. // American Telephone & Telegraph | |||
| Version 1 (current) | 895 kB | Shaun Ewing | Mar 22, 1932 00:00 | US-1850145-A // Carrier telegraph system // Thorp Vaughn P. // American Telephone & Telegraph | ||||
| PDF File 2035545.pdf | 894 kB | Shaun Ewing | Mar 31, 1936 00:00 |
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US-2035545-A // Coaxial conductor transmission system // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 894 kB | Shaun Ewing | Mar 31, 1936 00:00 | US-2035545-A // Coaxial conductor transmission system // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 2077537.pdf | 892 kB | Shaun Ewing | Apr 20, 1937 00:00 |
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US-2077537-A // System for tracing telephone calls // Taylor John W. // American Telephone & Telegraph | |||
| Version 1 (current) | 892 kB | Shaun Ewing | Apr 20, 1937 00:00 | US-2077537-A // System for tracing telephone calls // Taylor John W. // American Telephone & Telegraph | ||||
| PDF File 2019561.pdf | 890 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019561-A // Telephone system // Darrow Wirt Edward ; Peterson George Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 890 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019561-A // Telephone system // Darrow Wirt Edward ; Peterson George Harry // American Telephone & Telegraph | ||||
| PDF File 1856224.pdf | 889 kB | Shaun Ewing | May 03, 1932 00:00 |
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US-1856224-A // Telegraph communication system // Perry Donald B. // American Telephone & Telegraph | |||
| Version 1 (current) | 889 kB | Shaun Ewing | May 03, 1932 00:00 | US-1856224-A // Telegraph communication system // Perry Donald B. // American Telephone & Telegraph | ||||
| PDF File 2082911.pdf | 887 kB | Shaun Ewing | Jun 08, 1937 00:00 |
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US-2082911-A // Switch // Schneckloth Harry Howard // American Telephone & Telegraph | |||
| Version 1 (current) | 887 kB | Shaun Ewing | Jun 08, 1937 00:00 | US-2082911-A // Switch // Schneckloth Harry Howard // American Telephone & Telegraph | ||||
| PDF File 1802419.pdf | 884 kB | Shaun Ewing | Apr 28, 1931 00:00 |
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US-1802419-A // Gear mechanism // Freeman Albert E. ; Livermore William T. // American Telephone & Telegraph | |||
| Version 1 (current) | 884 kB | Shaun Ewing | Apr 28, 1931 00:00 | US-1802419-A // Gear mechanism // Freeman Albert E. ; Livermore William T. // American Telephone & Telegraph | ||||
| PDF File 1960360.pdf | 881 kB | Shaun Ewing | May 29, 1934 00:00 |
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US-1960360-A // Printing telegraph system // Watson Edward Fisk // American Telephone & Telegraph | |||
| Version 1 (current) | 881 kB | Shaun Ewing | May 29, 1934 00:00 | US-1960360-A // Printing telegraph system // Watson Edward Fisk // American Telephone & Telegraph | ||||
| PDF File 2143971.pdf | 879 kB | Shaun Ewing | Jan 17, 1939 00:00 |
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US-2143971-A // Telephone system // Brazelton Roy Melville // American Telephone & Telegraph | |||
| Version 1 (current) | 879 kB | Shaun Ewing | Jan 17, 1939 00:00 | US-2143971-A // Telephone system // Brazelton Roy Melville // American Telephone & Telegraph | ||||
| PDF File 1934602.pdf | 879 kB | Shaun Ewing | Nov 07, 1933 00:00 |
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US-1934602-A // Selective antenna circuit // Gilman George W. // American Telephone & Telegraph | |||
| Version 1 (current) | 879 kB | Shaun Ewing | Nov 07, 1933 00:00 | US-1934602-A // Selective antenna circuit // Gilman George W. // American Telephone & Telegraph | ||||
| PDF File 1829185.pdf | 876 kB | Shaun Ewing | Oct 27, 1931 00:00 |
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US-1829185-A // Method and means for measuring distortion of telegraph signals // Herman Joseph // American Telephone & Telegraph | |||
| Version 1 (current) | 876 kB | Shaun Ewing | Oct 27, 1931 00:00 | US-1829185-A // Method and means for measuring distortion of telegraph signals // Herman Joseph // American Telephone & Telegraph | ||||
| PDF File 1830864.pdf | 874 kB | Shaun Ewing | Nov 10, 1931 00:00 |
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US-1830864-A // Elimination of radio interference due to printing telegraph // Weaver Allan // American Telephone & Telegraph | |||
| Version 1 (current) | 874 kB | Shaun Ewing | Nov 10, 1931 00:00 | US-1830864-A // Elimination of radio interference due to printing telegraph // Weaver Allan // American Telephone & Telegraph | ||||
| PDF File 1944991.pdf | 873 kB | Shaun Ewing | Jan 30, 1934 00:00 |
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US-1944991-A // Two-way telegraph system // Mccann Thomas A. // American Telephone & Telegraph | |||
| Version 1 (current) | 873 kB | Shaun Ewing | Jan 30, 1934 00:00 | US-1944991-A // Two-way telegraph system // Mccann Thomas A. // American Telephone & Telegraph | ||||
| PDF File 2069000.pdf | 871 kB | Shaun Ewing | Jan 26, 1937 00:00 |
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US-2069000-A // Telegraph system // Bacon Walter Meredith // American Telephone & Telegraph | |||
| Version 1 (current) | 871 kB | Shaun Ewing | Jan 26, 1937 00:00 | US-2069000-A // Telegraph system // Bacon Walter Meredith // American Telephone & Telegraph |
