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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2092861.pdf | 389 kB | Shaun Ewing | Sept 14, 1937 00:00 |
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US-2092861-A // Oscillation generating circuits including gas-filled tube // Swart Loland ? // American Telephone & Telegraph | |||
| Version 1 (current) | 389 kB | Shaun Ewing | Sept 14, 1937 00:00 | US-2092861-A // Oscillation generating circuits including gas-filled tube // Swart Loland ? // American Telephone & Telegraph | ||||
| PDF File 1832981.pdf | 389 kB | Shaun Ewing | Nov 24, 1931 00:00 |
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US-1832981-A // System for building out loading sections of signaling cables // Haislip Richard A. // American Telephone & Telegraph | |||
| Version 1 (current) | 389 kB | Shaun Ewing | Nov 24, 1931 00:00 | US-1832981-A // System for building out loading sections of signaling cables // Haislip Richard A. // American Telephone & Telegraph | ||||
| PDF File 1895542.pdf | 387 kB | Shaun Ewing | Jan 31, 1933 00:00 |
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US-1895542-A // Pilot channel indicating system // Deardorff Ralph W. // American Telephone & Telegraph | |||
| Version 1 (current) | 387 kB | Shaun Ewing | Jan 31, 1933 00:00 | US-1895542-A // Pilot channel indicating system // Deardorff Ralph W. // American Telephone & Telegraph | ||||
| PDF File 1832969.pdf | 386 kB | Shaun Ewing | Nov 24, 1931 00:00 |
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US-1832969-A // Testing system // Edwards Paul G. ; Herrington Harold W. // American Telephone & Telegraph | |||
| Version 1 (current) | 386 kB | Shaun Ewing | Nov 24, 1931 00:00 | US-1832969-A // Testing system // Edwards Paul G. ; Herrington Harold W. // American Telephone & Telegraph | ||||
| PDF File 2106725.pdf | 385 kB | Shaun Ewing | Feb 01, 1938 00:00 |
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US-2106725-A // Dielectric guide system // Curtis Harold Everdell // American Telephone & Telegraph | |||
| Version 1 (current) | 385 kB | Shaun Ewing | Feb 01, 1938 00:00 | US-2106725-A // Dielectric guide system // Curtis Harold Everdell // American Telephone & Telegraph | ||||
| PDF File 1838281.pdf | 385 kB | Shaun Ewing | Dec 29, 1931 00:00 |
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US-1838281-A // Transmission line // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 385 kB | Shaun Ewing | Dec 29, 1931 00:00 | US-1838281-A // Transmission line // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 2038647.pdf | 384 kB | Shaun Ewing | Apr 28, 1936 00:00 |
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US-2038647-A // Signaling system // Clausen Henry Peter // American Telephone & Telegraph | |||
| Version 1 (current) | 384 kB | Shaun Ewing | Apr 28, 1936 00:00 | US-2038647-A // Signaling system // Clausen Henry Peter // American Telephone & Telegraph | ||||
| PDF File 1965689.pdf | 383 kB | Shaun Ewing | Jul 10, 1934 00:00 |
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US-1965689-A // Adjustable aerial platform // Cowan Henry Benning ; Zerman William Cody // American Telephone & Telegraph | |||
| Version 1 (current) | 383 kB | Shaun Ewing | Jul 10, 1934 00:00 | US-1965689-A // Adjustable aerial platform // Cowan Henry Benning ; Zerman William Cody // American Telephone & Telegraph | ||||
| PDF File 1906775.pdf | 383 kB | Shaun Ewing | May 02, 1933 00:00 |
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US-1906775-A // Voice operated gain adjuster // Staples Elliot M. // American Telephone & Telegraph | |||
| Version 1 (current) | 383 kB | Shaun Ewing | May 02, 1933 00:00 | US-1906775-A // Voice operated gain adjuster // Staples Elliot M. // American Telephone & Telegraph | ||||
| PDF File 1830880.pdf | 382 kB | Shaun Ewing | Nov 10, 1931 00:00 |
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US-1830880-A // Antenna circuit // Misenheimer Harvey N. // American Telephone & Telegraph | |||
| Version 1 (current) | 382 kB | Shaun Ewing | Nov 10, 1931 00:00 | US-1830880-A // Antenna circuit // Misenheimer Harvey N. // American Telephone & Telegraph | ||||
| PDF File 1902031.pdf | 380 kB | Shaun Ewing | Mar 21, 1933 00:00 |
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US-1902031-A // Filtering apparatus // Holden William H. T. // American Telephone & Telegraph | |||
| Version 1 (current) | 380 kB | Shaun Ewing | Mar 21, 1933 00:00 | US-1902031-A // Filtering apparatus // Holden William H. T. // American Telephone & Telegraph | ||||
| PDF File 2184907.pdf | 380 kB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184907-A // Telephone ringing system // Jr. James Campbell, // American Telephone & Telegraph | |||
| Version 1 (current) | 380 kB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184907-A // Telephone ringing system // Jr. James Campbell, // American Telephone & Telegraph | ||||
| PDF File 2028495.pdf | 379 kB | Shaun Ewing | Jan 21, 1936 00:00 |
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US-2028495-A // Lock // Breen John Raymond ; Strausbach Arlington S. // American Telephone & Telegraph | |||
| Version 1 (current) | 379 kB | Shaun Ewing | Jan 21, 1936 00:00 | US-2028495-A // Lock // Breen John Raymond ; Strausbach Arlington S. // American Telephone & Telegraph | ||||
| PDF File 1992282.pdf | 379 kB | Shaun Ewing | Feb 26, 1935 00:00 |
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US-1992282-A // Radio receiving antenna // Bailey Austin ; Wintringham William T. // American Telephone & Telegraph | |||
| Version 1 (current) | 379 kB | Shaun Ewing | Feb 26, 1935 00:00 | US-1992282-A // Radio receiving antenna // Bailey Austin ; Wintringham William T. // American Telephone & Telegraph | ||||
| PDF File 1839321.pdf | 379 kB | Shaun Ewing | Jan 05, 1932 00:00 |
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US-1839321-A // Reeling device // Kent Robert J. // American Telephone & Telegraph | |||
| Version 1 (current) | 379 kB | Shaun Ewing | Jan 05, 1932 00:00 | US-1839321-A // Reeling device // Kent Robert J. // American Telephone & Telegraph | ||||
| PDF File 2048052.pdf | 379 kB | Shaun Ewing | Jul 21, 1936 00:00 |
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US-2048052-A // Meter for recording elapsed time // Barnes Howard Charles // American Telephone & Telegraph | |||
| Version 1 (current) | 379 kB | Shaun Ewing | Jul 21, 1936 00:00 | US-2048052-A // Meter for recording elapsed time // Barnes Howard Charles // American Telephone & Telegraph | ||||
| PDF File 1977751.pdf | 379 kB | Shaun Ewing | Oct 23, 1934 00:00 |
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US-1977751-A // Wave transmission network // Zobel Otto Julius // American Telephone & Telegraph | |||
| Version 1 (current) | 379 kB | Shaun Ewing | Oct 23, 1934 00:00 | US-1977751-A // Wave transmission network // Zobel Otto Julius // American Telephone & Telegraph | ||||
| PDF File 2102708.pdf | 378 kB | Shaun Ewing | Dec 21, 1937 00:00 |
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US-2102708-A // Signal testing apparatus // Howle Louis W. // American Telephone & Telegraph | |||
| Version 1 (current) | 378 kB | Shaun Ewing | Dec 21, 1937 00:00 | US-2102708-A // Signal testing apparatus // Howle Louis W. // American Telephone & Telegraph | ||||
| PDF File 1861553.pdf | 378 kB | Shaun Ewing | Jun 07, 1932 00:00 |
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US-1861553-A // Alarm circuit // Shanck Roy B. // American Telephone & Telegraph | |||
| Version 1 (current) | 378 kB | Shaun Ewing | Jun 07, 1932 00:00 | US-1861553-A // Alarm circuit // Shanck Roy B. // American Telephone & Telegraph | ||||
| PDF File 1898118.pdf | 378 kB | Shaun Ewing | Feb 21, 1933 00:00 |
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US-1898118-A // Signaling system // Demarest Charles S. // American Telephone & Telegraph | |||
| Version 1 (current) | 378 kB | Shaun Ewing | Feb 21, 1933 00:00 | US-1898118-A // Signaling system // Demarest Charles S. // American Telephone & Telegraph |
