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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1552466.pdf | 846 kB | Shaun Ewing | Sept 08, 1925 00:00 |
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US-1552466-A // Means and method for measuring balanced terminal capacities // Campbell George A. // American Telephone & Telegraph | |||
| Version 1 (current) | 846 kB | Shaun Ewing | Sept 08, 1925 00:00 | US-1552466-A // Means and method for measuring balanced terminal capacities // Campbell George A. // American Telephone & Telegraph | ||||
| PDF File 1536130.pdf | 845 kB | Shaun Ewing | May 05, 1925 00:00 |
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US-1536130-A // Operation of printing apparatus by radio // Perry Donald B. // American Telephone & Telegraph | |||
| Version 1 (current) | 845 kB | Shaun Ewing | May 05, 1925 00:00 | US-1536130-A // Operation of printing apparatus by radio // Perry Donald B. // American Telephone & Telegraph | ||||
| PDF File 1454011.pdf | 845 kB | Shaun Ewing | May 01, 1923 00:00 |
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US-1454011-A // System for attaining uniform attenuation // Blackwell Otto B. // American Telephone & Telegraph | |||
| Version 1 (current) | 845 kB | Shaun Ewing | May 01, 1923 00:00 | US-1454011-A // System for attaining uniform attenuation // Blackwell Otto B. // American Telephone & Telegraph | ||||
| PDF File 1665283.pdf | 843 kB | Shaun Ewing | Apr 10, 1928 00:00 |
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US-1665283-A // Signaling system // Singer Fred J. // American Telephone & Telegraph | |||
| Version 1 (current) | 843 kB | Shaun Ewing | Apr 10, 1928 00:00 | US-1665283-A // Signaling system // Singer Fred J. // American Telephone & Telegraph | ||||
| PDF File 1703142.pdf | 838 kB | Shaun Ewing | Feb 26, 1929 00:00 |
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US-1703142-A // Compensation for phase variations // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 838 kB | Shaun Ewing | Feb 26, 1929 00:00 | US-1703142-A // Compensation for phase variations // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 1611124.pdf | 838 kB | Shaun Ewing | Dec 14, 1926 00:00 |
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US-1611124-A // System of transmission over loaded lines // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 838 kB | Shaun Ewing | Dec 14, 1926 00:00 | US-1611124-A // System of transmission over loaded lines // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1484707.pdf | 838 kB | Shaun Ewing | Feb 26, 1924 00:00 |
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US-1484707-A // Relay and circuits therefor // Gannett Danforth K. // American Telephone & Telegraph | |||
| Version 1 (current) | 838 kB | Shaun Ewing | Feb 26, 1924 00:00 | US-1484707-A // Relay and circuits therefor // Gannett Danforth K. // American Telephone & Telegraph | ||||
| PDF File 1781092.pdf | 835 kB | Shaun Ewing | Nov 11, 1930 00:00 |
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US-1781092-A // Concentric conducting system // Affel Herman A. ; Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 835 kB | Shaun Ewing | Nov 11, 1930 00:00 | US-1781092-A // Concentric conducting system // Affel Herman A. ; Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 1669449.pdf | 834 kB | Shaun Ewing | May 15, 1928 00:00 |
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US-1669449-A // Multiplex signaling system // Brand Smart // American Telephone & Telegraph | |||
| Version 1 (current) | 834 kB | Shaun Ewing | May 15, 1928 00:00 | US-1669449-A // Multiplex signaling system // Brand Smart // American Telephone & Telegraph | ||||
| PDF File 1657498.pdf | 832 kB | Shaun Ewing | Jan 31, 1928 00:00 |
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US-1657498-A // Radio signaling system // Demarest Charles S. ; Almquist Milton L. // American Telephone & Telegraph | |||
| Version 1 (current) | 832 kB | Shaun Ewing | Jan 31, 1928 00:00 | US-1657498-A // Radio signaling system // Demarest Charles S. ; Almquist Milton L. // American Telephone & Telegraph | ||||
| PDF File 1569936.pdf | 830 kB | Shaun Ewing | Jan 19, 1926 00:00 |
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US-1569936-A // Machine-switching system // Land Edmund // American Telephone & Telegraph | |||
| Version 1 (current) | 830 kB | Shaun Ewing | Jan 19, 1926 00:00 | US-1569936-A // Machine-switching system // Land Edmund // American Telephone & Telegraph | ||||
| PDF File 1743180.pdf | 828 kB | Shaun Ewing | Jan 14, 1930 00:00 |
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US-1743180-A // Picture-transmitting system // Abraham Leonard G. // American Telephone & Telegraph | |||
| Version 1 (current) | 828 kB | Shaun Ewing | Jan 14, 1930 00:00 | US-1743180-A // Picture-transmitting system // Abraham Leonard G. // American Telephone & Telegraph | ||||
| PDF File 1541880.pdf | 827 kB | Shaun Ewing | Jun 16, 1925 00:00 |
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US-1541880-A // Single polar telegraph circuits // Watson Edward F. // American Telephone & Telegraph | |||
| Version 1 (current) | 827 kB | Shaun Ewing | Jun 16, 1925 00:00 | US-1541880-A // Single polar telegraph circuits // Watson Edward F. // American Telephone & Telegraph | ||||
| PDF File 1471383.pdf | 826 kB | Shaun Ewing | Oct 23, 1923 00:00 |
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US-1471383-A // Method of and means for measuring unbalance // Clark Alva B. // American Telephone & Telegraph | |||
| Version 1 (current) | 826 kB | Shaun Ewing | Oct 23, 1923 00:00 | US-1471383-A // Method of and means for measuring unbalance // Clark Alva B. // American Telephone & Telegraph | ||||
| PDF File 1555041.pdf | 824 kB | Shaun Ewing | Sept 29, 1925 00:00 |
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US-1555041-A // Distortion-measuring system // Vernam Gilbert S. ; Perry Donald B. ; Cory Samuel I. // American Telephone & Telegraph | |||
| Version 1 (current) | 824 kB | Shaun Ewing | Sept 29, 1925 00:00 | US-1555041-A // Distortion-measuring system // Vernam Gilbert S. ; Perry Donald B. ; Cory Samuel I. // American Telephone & Telegraph | ||||
| PDF File 1546427.pdf | 822 kB | Shaun Ewing | Jul 21, 1925 00:00 |
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US-1546427-A // Auxiliary signaling circuits // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 822 kB | Shaun Ewing | Jul 21, 1925 00:00 | US-1546427-A // Auxiliary signaling circuits // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1594454.pdf | 820 kB | Shaun Ewing | Aug 03, 1926 00:00 |
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US-1594454-A // Transmission circuits // Clark Alva B. ; Crisson George // American Telephone & Telegraph | |||
| Version 1 (current) | 820 kB | Shaun Ewing | Aug 03, 1926 00:00 | US-1594454-A // Transmission circuits // Clark Alva B. ; Crisson George // American Telephone & Telegraph | ||||
| PDF File 1581305.pdf | 819 kB | Shaun Ewing | Apr 20, 1926 00:00 |
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US-1581305-A // Electrical controlling system // Watson Edward F. ; Hunt Arthur E. // American Telephone & Telegraph | |||
| Version 1 (current) | 819 kB | Shaun Ewing | Apr 20, 1926 00:00 | US-1581305-A // Electrical controlling system // Watson Edward F. ; Hunt Arthur E. // American Telephone & Telegraph | ||||
| PDF File 1754224.pdf | 819 kB | Shaun Ewing | Apr 15, 1930 00:00 |
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US-1754224-A // Signaling system // Jr. John Davidson, ; Moody Dwight L. // American Telephone & Telegraph | |||
| Version 1 (current) | 819 kB | Shaun Ewing | Apr 15, 1930 00:00 | US-1754224-A // Signaling system // Jr. John Davidson, ; Moody Dwight L. // American Telephone & Telegraph | ||||
| PDF File 1557229.pdf | 818 kB | Shaun Ewing | Oct 13, 1925 00:00 |
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US-1557229-A // Terminating network for filters // Zobel Otto J. // American Telephone & Telegraph | |||
| Version 1 (current) | 818 kB | Shaun Ewing | Oct 13, 1925 00:00 | US-1557229-A // Terminating network for filters // Zobel Otto J. // American Telephone & Telegraph |
