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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1394439.pdf | 1.07 MB | Shaun Ewing | Oct 18, 1921 00:00 |
|
US-1394439-A // Code-transposing apparatus for telegraph systems // Murray Donald // Western Union Telegraph Co | |||
| Version 1 (current) | 1.07 MB | Shaun Ewing | Oct 18, 1921 00:00 | US-1394439-A // Code-transposing apparatus for telegraph systems // Murray Donald // Western Union Telegraph Co | ||||
| PDF File 2502419.pdf | 1.07 MB | Shaun Ewing | Apr 04, 1950 00:00 |
|
US-2502419-A // Electrically actuated recording unit // Cannon William D. ; Cantor Michael // Western Union Telegraph Co | |||
| Version 1 (current) | 1.07 MB | Shaun Ewing | Apr 04, 1950 00:00 | US-2502419-A // Electrically actuated recording unit // Cannon William D. ; Cantor Michael // Western Union Telegraph Co | ||||
| PDF File 1951570.pdf | 1.07 MB | Shaun Ewing | Mar 20, 1934 00:00 |
|
US-1951570-A // Automatic editing system for controlling printing telegraph machines // Dirkes Robert F. ; Kimball Vernon R. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.07 MB | Shaun Ewing | Mar 20, 1934 00:00 | US-1951570-A // Automatic editing system for controlling printing telegraph machines // Dirkes Robert F. ; Kimball Vernon R. // Western Union Telegraph Co | ||||
| PDF File 2252232.pdf | 1.07 MB | Shaun Ewing | Aug 12, 1941 00:00 |
|
US-2252232-A // Telegraph selector mechanism // Noxon Paul A. ; Rothermel Samuel W. ; Maus Frank J. ; Sortore Emerson J. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.07 MB | Shaun Ewing | Aug 12, 1941 00:00 | US-2252232-A // Telegraph selector mechanism // Noxon Paul A. ; Rothermel Samuel W. ; Maus Frank J. ; Sortore Emerson J. // Western Union Telegraph Co | ||||
| PDF File 1164273.pdf | 1.07 MB | Shaun Ewing | Jun 11, 2026 20:40 |
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| Version 2 (current) | 1.07 MB | Shaun Ewing | Jun 11, 2026 20:40 | |||||
| PDF File 1941916.pdf | 1.06 MB | Shaun Ewing | Jan 02, 1934 00:00 |
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US-1941916-A // Combined keyboard transmitter and perforated tape transmitter // Rothermel Samuel W. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.06 MB | Shaun Ewing | Jan 02, 1934 00:00 | US-1941916-A // Combined keyboard transmitter and perforated tape transmitter // Rothermel Samuel W. // Western Union Telegraph Co | ||||
| PDF File 1733026.pdf | 1.06 MB | Shaun Ewing | Oct 22, 1929 00:00 |
|
US-1733026-A // Automatic selective pneumatic-tube-carrier relay // Mcguinness William V. ; Chulstrom John M. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.06 MB | Shaun Ewing | Oct 22, 1929 00:00 | US-1733026-A // Automatic selective pneumatic-tube-carrier relay // Mcguinness William V. ; Chulstrom John M. // Western Union Telegraph Co | ||||
| PDF File 1215605.pdf | 1.05 MB | Shaun Ewing | Feb 13, 1917 00:00 |
|
US-1215605-A // Means for synchronizing rotary devices. // George M. Yorke ; George R. Benjamin // Western Union Telegraph Co | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | Feb 13, 1917 00:00 | US-1215605-A // Means for synchronizing rotary devices. // George M. Yorke ; George R. Benjamin // Western Union Telegraph Co | ||||
| PDF File 2160139.pdf | 1.05 MB | Shaun Ewing | May 30, 1939 00:00 |
|
US-2160139-A // Message ejecting mechanism for telegraph printers // Haglund Hakon H. ; Foster Lee R. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | May 30, 1939 00:00 | US-2160139-A // Message ejecting mechanism for telegraph printers // Haglund Hakon H. ; Foster Lee R. // Western Union Telegraph Co | ||||
| PDF File 1928482.pdf | 1.05 MB | Shaun Ewing | Sept 26, 1933 00:00 |
|
US-1928482-A // Conveyer transfer mechanism // Creedon Michael V. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | Sept 26, 1933 00:00 | US-1928482-A // Conveyer transfer mechanism // Creedon Michael V. // Western Union Telegraph Co | ||||
| PDF File 1992363.pdf | 1.04 MB | Shaun Ewing | Feb 26, 1935 00:00 |
|
US-1992363-A // Testing apparatus // Erickson George L. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.04 MB | Shaun Ewing | Feb 26, 1935 00:00 | US-1992363-A // Testing apparatus // Erickson George L. // Western Union Telegraph Co | ||||
| PDF File 2351231.pdf | 1.04 MB | Shaun Ewing | Jun 13, 1944 00:00 |
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US-2351231-A // Automatic facsimile telegraph system // Ridings Garvice H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.04 MB | Shaun Ewing | Jun 13, 1944 00:00 | US-2351231-A // Automatic facsimile telegraph system // Ridings Garvice H. // Western Union Telegraph Co | ||||
| PDF File 2330386.pdf | 1.04 MB | Shaun Ewing | Sept 28, 1943 00:00 |
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US-2330386-A // Photographic facsimile recorder // Rudd Maurice A. ; Mott Everett V. ; Rovere Lewis H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.04 MB | Shaun Ewing | Sept 28, 1943 00:00 | US-2330386-A // Photographic facsimile recorder // Rudd Maurice A. ; Mott Everett V. ; Rovere Lewis H. // Western Union Telegraph Co | ||||
| PDF File 2176901.pdf | 1.04 MB | Shaun Ewing | Oct 24, 1939 00:00 |
|
US-2176901-A // Multichannel telegraph system // Jr. Philo Holcomb, ; Boggs Albert // Western Union Telegraph Co | |||
| Version 1 (current) | 1.04 MB | Shaun Ewing | Oct 24, 1939 00:00 | US-2176901-A // Multichannel telegraph system // Jr. Philo Holcomb, ; Boggs Albert // Western Union Telegraph Co | ||||
| PDF File 2326298.pdf | 1.04 MB | Shaun Ewing | Aug 10, 1943 00:00 |
|
US-2326298-A // Type wheel stop unit // Hewitt Ernest W. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.04 MB | Shaun Ewing | Aug 10, 1943 00:00 | US-2326298-A // Type wheel stop unit // Hewitt Ernest W. // Western Union Telegraph Co | ||||
| PDF File 2171156.pdf | 1.03 MB | Shaun Ewing | Aug 29, 1939 00:00 |
|
US-2171156-A // System and apparatus for determining at a distance the angular position of a submarine device // Lawton Chester S. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.03 MB | Shaun Ewing | Aug 29, 1939 00:00 | US-2171156-A // System and apparatus for determining at a distance the angular position of a submarine device // Lawton Chester S. // Western Union Telegraph Co | ||||
| PDF File 2260862.pdf | 1.02 MB | Shaun Ewing | Oct 28, 1941 00:00 |
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US-2260862-A // Method of and apparatus for preparing facsimile master copies // O'Brien Frederic L. ; Estes Phillip H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Oct 28, 1941 00:00 | US-2260862-A // Method of and apparatus for preparing facsimile master copies // O'Brien Frederic L. ; Estes Phillip H. // Western Union Telegraph Co | ||||
| PDF File 2257828.pdf | 1.02 MB | Shaun Ewing | Oct 07, 1941 00:00 |
|
US-2257828-A // Multitape telegraph receiver // Wheeler Evan R. ; Dirkes Robert F. ; Kimball Vernon R. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Oct 07, 1941 00:00 | US-2257828-A // Multitape telegraph receiver // Wheeler Evan R. ; Dirkes Robert F. ; Kimball Vernon R. // Western Union Telegraph Co | ||||
| PDF File 1917195.pdf | 1.02 MB | Shaun Ewing | Jul 04, 1933 00:00 |
|
US-1917195-A // Extended channel system // Noxon Paul A. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Jul 04, 1933 00:00 | US-1917195-A // Extended channel system // Noxon Paul A. // Western Union Telegraph Co | ||||
| PDF File 2292783.pdf | 1.02 MB | Shaun Ewing | Aug 11, 1942 00:00 |
|
US-2292783-A // Rotary regenerative repeater // Haglund Hakon H. // Western Union Telegraph Co | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Aug 11, 1942 00:00 | US-2292783-A // Rotary regenerative repeater // Haglund Hakon H. // Western Union Telegraph Co |
