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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2998576.pdf | 1.20 MB | Shaun Ewing | Aug 29, 1961 00:00 |
|
US-2998576-A // Drive pulse generator for providing different selectable frequencies // Cannon William D. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.20 MB | Shaun Ewing | Aug 29, 1961 00:00 | US-2998576-A // Drive pulse generator for providing different selectable frequencies // Cannon William D. // 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 3001009.pdf | 3.69 MB | Shaun Ewing | Sept 19, 1961 00:00 |
|
US-3001009-A // Telegraph way station selector // Light George G. ; Wichtendahl William J. // Western Union Telegraph Co | |||
| Version 1 (current) | 3.69 MB | Shaun Ewing | Sept 19, 1961 00:00 | US-3001009-A // Telegraph way station selector // Light George G. ; Wichtendahl William J. // Western Union Telegraph Co | ||||
| PDF File 3006986.pdf | 13.80 MB | Shaun Ewing | Oct 31, 1961 00:00 |
|
US-3006986-A // Telegraph switching system // Vernam Gilbert S. ; Adams Myron D. ; Chojnowski Edward J. ; Blanton William B. ; Jansson Henry A. // Western Union Telegraph Co | |||
| Version 1 (current) | 13.80 MB | Shaun Ewing | Oct 31, 1961 00:00 | US-3006986-A // Telegraph switching system // Vernam Gilbert S. ; Adams Myron D. ; Chojnowski Edward J. ; Blanton William B. ; Jansson Henry A. // Western Union Telegraph Co | ||||
| PDF File 3007000.pdf | 891 kB | Shaun Ewing | Oct 31, 1961 00:00 |
|
US-3007000-A // Submerged repeater switching system // Newell Earl L. // Western Union Telegraph Co | |||
| Version 1 (current) | 891 kB | Shaun Ewing | Oct 31, 1961 00:00 | US-3007000-A // Submerged repeater switching system // Newell Earl L. // Western Union Telegraph Co | ||||
| PDF File 3010717.pdf | 908 kB | Shaun Ewing | Nov 28, 1961 00:00 |
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US-3010717-A // Message accumulator for recorders // Zabriskie Douglas M. ; Moore William F. // Western Union Telegraph Co | |||
| Version 1 (current) | 908 kB | Shaun Ewing | Nov 28, 1961 00:00 | US-3010717-A // Message accumulator for recorders // Zabriskie Douglas M. ; Moore William F. // Western Union Telegraph Co | ||||
| PDF File 3012097.pdf | 1.14 MB | Shaun Ewing | Dec 05, 1961 00:00 |
|
US-3012097-A // Single channel auto-synchronizing telegraph system // Steeneck Robert // Western Union Telegraph Co | |||
| Version 1 (current) | 1.14 MB | Shaun Ewing | Dec 05, 1961 00:00 | US-3012097-A // Single channel auto-synchronizing telegraph system // Steeneck Robert // Western Union Telegraph Co | ||||
| PDF File 3016186.pdf | 915 kB | Shaun Ewing | Jan 09, 1962 00:00 |
|
US-3016186-A // Tape reading punch // Haupt Frank J. // Western Union Telegraph Co | |||
| Version 1 (current) | 915 kB | Shaun Ewing | Jan 09, 1962 00:00 | US-3016186-A // Tape reading punch // Haupt Frank J. // Western Union Telegraph Co | ||||
| PDF File 3017464.pdf | 913 kB | Shaun Ewing | Jan 16, 1962 00:00 |
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US-3017464-A // Frequency shift modulation receiver // Boughtwood John E. ; Grybowski Thaddeus M. // Western Union Telegraph Co | |||
| Version 1 (current) | 913 kB | Shaun Ewing | Jan 16, 1962 00:00 | US-3017464-A // Frequency shift modulation receiver // Boughtwood John E. ; Grybowski Thaddeus M. // Western Union Telegraph Co | ||||
| PDF File 3028570.pdf | 384 kB | Shaun Ewing | Apr 03, 1962 00:00 |
|
US-3028570-A // Ferrite inductance cores // Taylor Roland C. // Western Union Telegraph Co | |||
| Version 1 (current) | 384 kB | Shaun Ewing | Apr 03, 1962 00:00 | US-3028570-A // Ferrite inductance cores // Taylor Roland C. // Western Union Telegraph Co | ||||
| PDF File 3033925.pdf | 875 kB | Shaun Ewing | May 08, 1962 00:00 |
|
US-3033925-A // Loop gate transmitter // Recca Pasquale Frank ; Swenson Oscar W. ; Jr. William V. Johnson, // Western Union Telegraph Co | |||
| Version 1 (current) | 875 kB | Shaun Ewing | May 08, 1962 00:00 | US-3033925-A // Loop gate transmitter // Recca Pasquale Frank ; Swenson Oscar W. ; Jr. William V. Johnson, // Western Union Telegraph Co | ||||
| PDF File 3038961.pdf | 1.97 MB | Shaun Ewing | Jun 12, 1962 00:00 |
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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 3038962.pdf | 455 kB | Shaun Ewing | Jun 12, 1962 00:00 |
|
US-3038962-A // Line feed detector // Ortiz Andre A. // Western Union Telegraph Co | |||
| Version 1 (current) | 455 kB | Shaun Ewing | Jun 12, 1962 00:00 | US-3038962-A // Line feed detector // Ortiz Andre A. // Western Union Telegraph Co | ||||
| PDF File 3039104.pdf | 989 kB | Shaun Ewing | Jun 12, 1962 00:00 |
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US-3039104-A // Copy marker in facsimile apparatus // Zabriskie Douglas M. // Western Union Telegraph Co | |||
| Version 1 (current) | 989 kB | Shaun Ewing | Jun 12, 1962 00:00 | US-3039104-A // Copy marker in facsimile apparatus // Zabriskie Douglas M. // Western Union Telegraph Co | ||||
| PDF File 3048702.pdf | 620 kB | Shaun Ewing | Aug 07, 1962 00:00 |
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US-3048702-A // Photoelectric balanced modulator // Worthen George B. ; Jr. Charles Jelinek, // Western Union Telegraph Co | |||
| Version 1 (current) | 620 kB | Shaun Ewing | Aug 07, 1962 00:00 | US-3048702-A // Photoelectric balanced modulator // Worthen George B. ; Jr. Charles Jelinek, // Western Union Telegraph Co | ||||
| PDF File 3056034.pdf | 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 | |||
| 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 3057956.pdf | 8.00 MB | Shaun Ewing | Oct 09, 1962 00:00 |
|
US-3057956-A // Telegraph switching system // Adams Myron D. ; Johnson Claude W. ; Chojnowski Edward J. ; Eisner Albert M. ; Elich John ; Glick Harold // Western Union Telegraph Co | |||
| Version 1 (current) | 8.00 MB | Shaun Ewing | Oct 09, 1962 00:00 | US-3057956-A // Telegraph switching system // Adams Myron D. ; Johnson Claude W. ; Chojnowski Edward J. ; Eisner Albert M. ; Elich John ; Glick Harold // Western Union Telegraph Co | ||||
| PDF File 3060799.pdf | 797 kB | Shaun Ewing | Oct 30, 1962 00:00 |
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US-3060799-A // Ticker tape projection system // Myer Percy L. // Western Union Telegraph Co | |||
| Version 1 (current) | 797 kB | Shaun Ewing | Oct 30, 1962 00:00 | US-3060799-A // Ticker tape projection system // Myer Percy L. // Western Union Telegraph Co | ||||
| PDF File 3061667.pdf | 773 kB | Shaun Ewing | Oct 30, 1962 00:00 |
|
US-3061667-A // Telegraph pole line insulator // Markley William F. ; Slater James L. // Western Union Telegraph Co | |||
| Version 1 (current) | 773 kB | Shaun Ewing | Oct 30, 1962 00:00 | US-3061667-A // Telegraph pole line insulator // Markley William F. ; Slater James L. // 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 |
