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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2587561.pdf | 1.76 MB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587561-A // Telegraph signal bias meter // Wilder Harold F. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.76 MB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587561-A // Telegraph signal bias meter // Wilder Harold F. // Western Union Telegraph Co | ||||
| PDF File 3663760.pdf | 1.75 MB | Shaun Ewing | May 16, 1972 00:00 |
|
US-3663760-A // Method and apparatus for time division multiplex transmission of binary data // Russell G. De Witt // Western Union Telegraph Co | |||
| Version 1 (current) | 1.75 MB | Shaun Ewing | May 16, 1972 00:00 | US-3663760-A // Method and apparatus for time division multiplex transmission of binary data // Russell G. De Witt // Western Union Telegraph Co | ||||
| PDF File 2587253.pdf | 1.75 MB | Shaun Ewing | Feb 26, 1952 00:00 |
|
US-2587253-A // Telegraph switching system // Vernam Gilbert S. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.75 MB | Shaun Ewing | Feb 26, 1952 00:00 | US-2587253-A // Telegraph switching system // Vernam Gilbert S. // Western Union Telegraph Co | ||||
| PDF File 2641641.pdf | 1.72 MB | Shaun Ewing | Jun 09, 1953 00:00 |
|
US-2641641-A // Electronic code telegraph reading and repeating system // Jr. William Stanley Westerman Edgar, // Western Union Telegraph Co | |||
| Version 1 (current) | 1.72 MB | Shaun Ewing | Jun 09, 1953 00:00 | US-2641641-A // Electronic code telegraph reading and repeating system // Jr. William Stanley Westerman Edgar, // Western Union Telegraph Co | ||||
| PDF File 3073898.pdf | 1.68 MB | Shaun Ewing | Jan 15, 1963 00:00 |
|
US-3073898-A // Electronic start-stop regenerative repeater // Wilder Harold F. ; Lewis Roy K. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.68 MB | Shaun Ewing | Jan 15, 1963 00:00 | US-3073898-A // Electronic start-stop regenerative repeater // Wilder Harold F. ; Lewis Roy K. // Western Union Telegraph Co | ||||
| PDF File 2938944.pdf | 1.65 MB | Shaun Ewing | May 31, 1960 00:00 |
|
US-2938944-A // Telegraph system // Vernam Gilbert S. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.65 MB | Shaun Ewing | May 31, 1960 00:00 | US-2938944-A // Telegraph system // Vernam Gilbert S. // Western Union Telegraph Co | ||||
| PDF File 2878305.pdf | 1.62 MB | Shaun Ewing | Mar 17, 1959 00:00 |
|
US-2878305-A // Book message adapter with number checking // Light George G. ; Jansson Henry A. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.62 MB | Shaun Ewing | Mar 17, 1959 00:00 | US-2878305-A // Book message adapter with number checking // Light George G. ; Jansson Henry A. // Western Union Telegraph Co | ||||
| PDF File 2715202.pdf | 1.59 MB | Shaun Ewing | Aug 09, 1955 00:00 |
|
US-2715202-A // Electric motor speed regulation // Turner Frank T. ; Pollard Leon G. ; Deibert Clarence R. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.59 MB | Shaun Ewing | Aug 09, 1955 00:00 | US-2715202-A // Electric motor speed regulation // Turner Frank T. ; Pollard Leon G. ; Deibert Clarence R. // Western Union Telegraph Co | ||||
| PDF File 2616963.pdf | 1.50 MB | Shaun Ewing | Nov 04, 1952 00:00 |
|
US-2616963-A // Two-way communication system between two facsimile transceivers // Ridings Garvice H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.50 MB | Shaun Ewing | Nov 04, 1952 00:00 | US-2616963-A // Two-way communication system between two facsimile transceivers // Ridings Garvice H. // Western Union Telegraph Co | ||||
| PDF File 2894066.pdf | 1.50 MB | Shaun Ewing | Jul 07, 1959 00:00 |
|
US-2894066-A // Facsimile transmitter for telegraph message blanks and the like // Buckingham William D. ; Ridge Guy H. ; Root Lawrence D. ; Turner Frank T. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.50 MB | Shaun Ewing | Jul 07, 1959 00:00 | US-2894066-A // Facsimile transmitter for telegraph message blanks and the like // Buckingham William D. ; Ridge Guy H. ; Root Lawrence D. ; Turner Frank T. // Western Union Telegraph Co | ||||
| PDF File 2695925.pdf | 1.49 MB | Shaun Ewing | Nov 30, 1954 00:00 |
|
US-2695925-A // High-speed facsimile transmitter // Pollard Leon G. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.49 MB | Shaun Ewing | Nov 30, 1954 00:00 | US-2695925-A // High-speed facsimile transmitter // Pollard Leon G. // Western Union Telegraph Co | ||||
| PDF File 2611026.pdf | 1.49 MB | Shaun Ewing | Sept 16, 1952 00:00 |
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US-2611026-A // Testing arrangement for automatic telegraph switching system // Blanton William B. ; Scheinman Arnold H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.49 MB | Shaun Ewing | Sept 16, 1952 00:00 | US-2611026-A // Testing arrangement for automatic telegraph switching system // Blanton William B. ; Scheinman Arnold H. // Western Union Telegraph Co | ||||
| PDF File 3205441.pdf | 1.49 MB | Shaun Ewing | Sept 07, 1965 00:00 |
|
US-3205441-A // Frequency shift signaling system // Likel Harry C. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.49 MB | Shaun Ewing | Sept 07, 1965 00:00 | US-3205441-A // Frequency shift signaling system // Likel Harry C. // Western Union Telegraph Co | ||||
| PDF File 2884486.pdf | 1.47 MB | Shaun Ewing | Apr 28, 1959 00:00 |
|
US-2884486-A // Photoconductive facsimile transmitting apparatus // Wise Raleigh J. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.47 MB | Shaun Ewing | Apr 28, 1959 00:00 | US-2884486-A // Photoconductive facsimile transmitting apparatus // Wise Raleigh J. // Western Union Telegraph Co | ||||
| PDF File 2672517.pdf | 1.45 MB | Shaun Ewing | Mar 16, 1954 00:00 |
|
US-2672517-A // Pulse modulation phasing // Boughtwood John E. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.45 MB | Shaun Ewing | Mar 16, 1954 00:00 | US-2672517-A // Pulse modulation phasing // Boughtwood John E. // Western Union Telegraph Co | ||||
| PDF File 2718547.pdf | 1.45 MB | Shaun Ewing | Sept 20, 1955 00:00 |
|
US-2718547-A // Facsimile transceivers // Wise Raleigh J. ; Ridings Garvice H. ; Parrott Robert D. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.45 MB | Shaun Ewing | Sept 20, 1955 00:00 | US-2718547-A // Facsimile transceivers // Wise Raleigh J. ; Ridings Garvice H. ; Parrott Robert D. // Western Union Telegraph Co | ||||
| PDF File 2641651.pdf | 1.45 MB | Shaun Ewing | Jun 09, 1953 00:00 |
|
US-2641651-A // Electronic code telegraph reading and repeating system // Jr. William Stanley Westerman Edgar, // Western Union Telegraph Co | |||
| Version 1 (current) | 1.45 MB | Shaun Ewing | Jun 09, 1953 00:00 | US-2641651-A // Electronic code telegraph reading and repeating system // Jr. William Stanley Westerman Edgar, // Western Union Telegraph Co | ||||
| PDF File 3225331.pdf | 1.40 MB | Shaun Ewing | Dec 21, 1965 00:00 |
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US-3225331-A // Diode matrix for decoding pulse signals // Steeneck Robert // Western Union Telegraph Co | |||
| Version 1 (current) | 1.40 MB | Shaun Ewing | Dec 21, 1965 00:00 | US-3225331-A // Diode matrix for decoding pulse signals // Steeneck Robert // Western Union Telegraph Co | ||||
| PDF File 2658945.pdf | 1.40 MB | Shaun Ewing | Nov 10, 1953 00:00 |
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US-2658945-A // Repeater switching system // Bramhall Fay B. ; Newell Earl L. ; Wells Philip H. ; Cramer Clifford H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.40 MB | Shaun Ewing | Nov 10, 1953 00:00 | US-2658945-A // Repeater switching system // Bramhall Fay B. ; Newell Earl L. ; Wells Philip H. ; Cramer Clifford H. // Western Union Telegraph Co | ||||
| PDF File 2850350.pdf | 1.38 MB | Shaun Ewing | Sept 02, 1958 00:00 |
|
US-2850350-A // Self adjusting stylus // Wise Raleigh J. ; Zabriskie Douglas M. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.38 MB | Shaun Ewing | Sept 02, 1958 00:00 | US-2850350-A // Self adjusting stylus // Wise Raleigh J. ; Zabriskie Douglas M. // Western Union Telegraph Co |
