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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2993956.pdf | 2.19 MB | Shaun Ewing | Jul 25, 1961 00:00 |
|
US-2993956-A // Error detecting system for telegraph transmission // Steeneck Robert // Western Union Telegraph Co | |||
| Version 1 (current) | 2.19 MB | Shaun Ewing | Jul 25, 1961 00:00 | US-2993956-A // Error detecting system for telegraph transmission // Steeneck Robert // Western Union Telegraph Co | ||||
| PDF File 2816001.pdf | 2.15 MB | Shaun Ewing | Dec 10, 1957 00:00 |
|
US-2816001-A // Facsimile recorders // Hallden Frederick G. ; Zabriskie Douglas M. // Western Union Telegraph Co | |||
| Version 1 (current) | 2.15 MB | Shaun Ewing | Dec 10, 1957 00:00 | US-2816001-A // Facsimile recorders // Hallden Frederick G. ; Zabriskie Douglas M. // Western Union Telegraph Co | ||||
| PDF File 3001008.pdf | 2.15 MB | Shaun Ewing | Sept 19, 1961 00:00 |
|
US-3001008-A // Telegraph system // Currie Frank L. // Western Union Telegraph Co | |||
| Version 1 (current) | 2.15 MB | Shaun Ewing | Sept 19, 1961 00:00 | US-3001008-A // Telegraph system // Currie Frank L. // Western Union Telegraph Co | ||||
| PDF File 3147342.pdf | 2.12 MB | Shaun Ewing | Sept 01, 1964 00:00 |
|
US-3147342-A // Synchronous adapter // Chojnowski Edward J. ; Woodward Robert J. // Western Union Telegraph Co | |||
| Version 1 (current) | 2.12 MB | Shaun Ewing | Sept 01, 1964 00:00 | US-3147342-A // Synchronous adapter // Chojnowski Edward J. ; Woodward Robert J. // Western Union Telegraph Co | ||||
| PDF File 3660606.pdf | 2.06 MB | Shaun Ewing | May 02, 1972 00:00 |
|
US-3660606-A // Method and apparatus for time division multiplex transmission of data and voice signals // Russell G. De Witt // Western Union Telegraph Co | |||
| Version 1 (current) | 2.06 MB | Shaun Ewing | May 02, 1972 00:00 | US-3660606-A // Method and apparatus for time division multiplex transmission of data and voice signals // Russell G. De Witt // Western Union Telegraph Co | ||||
| PDF File 2739029.pdf | 2.04 MB | Shaun Ewing | Mar 20, 1956 00:00 |
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US-2739029-A // Stylus facsimile recorders // Pollard Leon G. ; Ridge Guy H. ; Hofer Adolph // Western Union Telegraph Co | |||
| Version 1 (current) | 2.04 MB | Shaun Ewing | Mar 20, 1956 00:00 | US-2739029-A // Stylus facsimile recorders // Pollard Leon G. ; Ridge Guy H. ; Hofer Adolph // Western Union Telegraph Co | ||||
| PDF File 2584398.pdf | 1.99 MB | Shaun Ewing | Feb 05, 1952 00:00 |
|
US-2584398-A // Combined facsimile transmitting and receiving equipment // Pollard Leon G. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.99 MB | Shaun Ewing | Feb 05, 1952 00:00 | US-2584398-A // Combined facsimile transmitting and receiving equipment // Pollard Leon G. // Western Union Telegraph Co | ||||
| PDF File 3038961.pdf | 1.97 MB | Shaun Ewing | Jun 12, 1962 00:00 |
|
US-3038961-A // System for detecting errors in telegraph transmission // Walker Donald J. ; Leonard Robert H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.97 MB | Shaun Ewing | Jun 12, 1962 00:00 | US-3038961-A // System for detecting errors in telegraph transmission // Walker Donald J. ; Leonard Robert H. // Western Union Telegraph Co | ||||
| PDF File 2872275.pdf | 1.96 MB | Shaun Ewing | Feb 03, 1959 00:00 |
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US-2872275-A // Facsimile apparatus for use in producing tickets, messages and the like // Wise Raleigh J. ; Zabriskie Douglas M. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.96 MB | Shaun Ewing | Feb 03, 1959 00:00 | US-2872275-A // Facsimile apparatus for use in producing tickets, messages and the like // Wise Raleigh J. ; Zabriskie Douglas M. // Western Union Telegraph Co | ||||
| PDF File 2982815.pdf | 1.95 MB | Shaun Ewing | May 02, 1961 00:00 |
|
US-2982815-A // Facsimile transmitter // Buckingham William D. ; Lane Norman R. ; Ridge Guy H. ; Turner Frank T. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.95 MB | Shaun Ewing | May 02, 1961 00:00 | US-2982815-A // Facsimile transmitter // Buckingham William D. ; Lane Norman R. ; Ridge Guy H. ; Turner Frank T. // Western Union Telegraph Co | ||||
| PDF File 2592779.pdf | 1.95 MB | Shaun Ewing | Apr 15, 1952 00:00 |
|
US-2592779-A // Tape controlled telegraph transmitter // Wise Raleigh J. ; Parrott Robert D. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.95 MB | Shaun Ewing | Apr 15, 1952 00:00 | US-2592779-A // Tape controlled telegraph transmitter // Wise Raleigh J. ; Parrott Robert D. // Western Union Telegraph Co | ||||
| PDF File 3189733.pdf | 1.93 MB | Shaun Ewing | Jun 15, 1965 00:00 |
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US-3189733-A // Telegraph signal bias and distortion meter // Cannon William D. ; Bertuccio Domenick J. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.93 MB | Shaun Ewing | Jun 15, 1965 00:00 | US-3189733-A // Telegraph signal bias and distortion meter // Cannon William D. ; Bertuccio Domenick J. // Western Union Telegraph Co | ||||
| PDF File 2929875.pdf | 1.91 MB | Shaun Ewing | Mar 22, 1960 00:00 |
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US-2929875-A // Transmission test apparatus // Boughtwood John E. ; Boggs Albert ; Jr. Thomas A. Christie, // Western Union Telegraph Co | |||
| Version 1 (current) | 1.91 MB | Shaun Ewing | Mar 22, 1960 00:00 | US-2929875-A // Transmission test apparatus // Boughtwood John E. ; Boggs Albert ; Jr. Thomas A. Christie, // Western Union Telegraph Co | ||||
| PDF File 2690474.pdf | 1.89 MB | Shaun Ewing | Sept 28, 1954 00:00 |
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US-2690474-A // Time and date transmitter // Jr. William Stanley Westerman Edgar, // Western Union Telegraph Co | |||
| Version 1 (current) | 1.89 MB | Shaun Ewing | Sept 28, 1954 00:00 | US-2690474-A // Time and date transmitter // Jr. William Stanley Westerman Edgar, // Western Union Telegraph Co | ||||
| PDF File 2689273.pdf | 1.89 MB | Shaun Ewing | Sept 14, 1954 00:00 |
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US-2689273-A // Two-way facsimile telegraph system // Ridings Garvice H. ; Wise Raleigh J. ; Worthen George B. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.89 MB | Shaun Ewing | Sept 14, 1954 00:00 | US-2689273-A // Two-way facsimile telegraph system // Ridings Garvice H. ; Wise Raleigh J. ; Worthen George B. // Western Union Telegraph Co | ||||
| PDF File 2541028.pdf | 1.88 MB | Shaun Ewing | Feb 13, 1951 00:00 |
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US-2541028-A // Concentrated arc discharge device // Buckingham William D. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.88 MB | Shaun Ewing | Feb 13, 1951 00:00 | US-2541028-A // Concentrated arc discharge device // Buckingham William D. // Western Union Telegraph Co | ||||
| PDF File 2663759.pdf | 1.86 MB | Shaun Ewing | Dec 22, 1953 00:00 |
|
US-2663759-A // Regulated power supply // Wells Philip H. ; Steinmetz Alfred A. ; Cannon William D. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.86 MB | Shaun Ewing | Dec 22, 1953 00:00 | US-2663759-A // Regulated power supply // Wells Philip H. ; Steinmetz Alfred A. ; Cannon William D. // Western Union Telegraph Co | ||||
| PDF File 2683186.pdf | 1.84 MB | Shaun Ewing | Jul 06, 1954 00:00 |
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US-2683186-A // Facsimile recording apparatus // Jr. Charles Jelinek, // Western Union Telegraph Co | |||
| Version 1 (current) | 1.84 MB | Shaun Ewing | Jul 06, 1954 00:00 | US-2683186-A // Facsimile recording apparatus // Jr. Charles Jelinek, // Western Union Telegraph Co | ||||
| PDF File 3056034.pdf | 1.80 MB | Shaun Ewing | Sept 25, 1962 00:00 |
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US-3056034-A // Facsimile transmitter // Buckingham William D. ; Lane Norman R. ; Ridge Guy H. ; Turner Frank T. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.80 MB | Shaun Ewing | Sept 25, 1962 00:00 | US-3056034-A // Facsimile transmitter // Buckingham William D. ; Lane Norman R. ; Ridge Guy H. ; Turner Frank T. // Western Union Telegraph Co | ||||
| PDF File 3304500.pdf | 1.78 MB | Shaun Ewing | Feb 14, 1967 00:00 |
|
US-3304500-A // Fsk system including means for distributing data pulses into two channels to modulate two separate carrier frequencies // Likel Harry C. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.78 MB | Shaun Ewing | Feb 14, 1967 00:00 | US-3304500-A // Fsk system including means for distributing data pulses into two channels to modulate two separate carrier frequencies // Likel Harry C. // Western Union Telegraph Co |
