Unable to load page tree. It seems that you do not have permission to view the root page.
Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1909201.pdf | 554 kB | Shaun Ewing | May 16, 1933 00:00 |
|
US-1909201-A // Printing telegraph system // Long James W. ; Steeneck Robert // Western Union Telegraph Co | |||
| Version 1 (current) | 554 kB | Shaun Ewing | May 16, 1933 00:00 | US-1909201-A // Printing telegraph system // Long James W. ; Steeneck Robert // Western Union Telegraph Co | ||||
| PDF File 2019855.pdf | 553 kB | Shaun Ewing | Nov 05, 1935 00:00 |
|
US-2019855-A // Tape puller for projectors // Hewitt Ernest W. ; Roberts George I. // Western Union Telegraph Co | |||
| Version 1 (current) | 553 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019855-A // Tape puller for projectors // Hewitt Ernest W. ; Roberts George I. // Western Union Telegraph Co | ||||
| PDF File 1254830.pdf | 552 kB | Shaun Ewing | Jan 29, 1918 00:00 |
|
US-1254830-A // Means for compensating for disturbances of earth potential. // Joseph W. Milnor // Western Union Telegraph Co | |||
| Version 1 (current) | 552 kB | Shaun Ewing | Jan 29, 1918 00:00 | US-1254830-A // Means for compensating for disturbances of earth potential. // Joseph W. Milnor // Western Union Telegraph Co | ||||
| PDF File 1164069.pdf | 551 kB | Shaun Ewing | Dec 14, 1915 00:00 |
|
US-1164069-A // Call-box. // Allison A. Clokey // Western Union Telegraph Co | |||
| Version 1 (current) | 551 kB | Shaun Ewing | Dec 14, 1915 00:00 | US-1164069-A // Call-box. // Allison A. Clokey // Western Union Telegraph Co | ||||
| PDF File 2085515.pdf | 550 kB | Shaun Ewing | Jun 29, 1937 00:00 |
|
US-2085515-A // Method of and system for rectifying and increasing the frequency of alternating currents // Steinmetz Alfred A. // Western Union Telegraph Co | |||
| Version 1 (current) | 550 kB | Shaun Ewing | Jun 29, 1937 00:00 | US-2085515-A // Method of and system for rectifying and increasing the frequency of alternating currents // Steinmetz Alfred A. // Western Union Telegraph Co | ||||
| PDF File 2348220.pdf | 550 kB | Shaun Ewing | May 09, 1944 00:00 |
|
US-2348220-A // Adhesive paper // Kline Bernard L. // Western Union Telegraph Co | |||
| Version 1 (current) | 550 kB | Shaun Ewing | May 09, 1944 00:00 | US-2348220-A // Adhesive paper // Kline Bernard L. // Western Union Telegraph Co | ||||
| PDF File 1714476.pdf | 549 kB | Shaun Ewing | May 21, 1929 00:00 |
|
US-1714476-A // Neutralizing interfering disturbances in electric circuits // Milnor Joseph W. // Western Union Telegraph Co | |||
| Version 1 (current) | 549 kB | Shaun Ewing | May 21, 1929 00:00 | US-1714476-A // Neutralizing interfering disturbances in electric circuits // Milnor Joseph W. // Western Union Telegraph Co | ||||
| PDF File 2377978.pdf | 549 kB | Shaun Ewing | Jun 12, 1945 00:00 |
|
US-2377978-A // Telegraph tape transmitter // Steeneck Robert // Western Union Telegraph Co | |||
| Version 1 (current) | 549 kB | Shaun Ewing | Jun 12, 1945 00:00 | US-2377978-A // Telegraph tape transmitter // Steeneck Robert // Western Union Telegraph Co | ||||
| PDF File 2141139.pdf | 547 kB | Shaun Ewing | Dec 20, 1938 00:00 |
|
US-2141139-A // Interiorly illuminated sign // Howe Paul J. ; Jr. Clement H. Wyss, // Western Union Telegraph Co | |||
| Version 1 (current) | 547 kB | Shaun Ewing | Dec 20, 1938 00:00 | US-2141139-A // Interiorly illuminated sign // Howe Paul J. ; Jr. Clement H. Wyss, // Western Union Telegraph Co | ||||
| PDF File 2179690.pdf | 546 kB | Shaun Ewing | Nov 14, 1939 00:00 |
|
US-2179690-A // Regenerative repeater for telegraph systems // Erickson George L. ; Teter Paul E. // Western Union Telegraph Co | |||
| Version 1 (current) | 546 kB | Shaun Ewing | Nov 14, 1939 00:00 | US-2179690-A // Regenerative repeater for telegraph systems // Erickson George L. ; Teter Paul E. // Western Union Telegraph Co | ||||
| PDF File 2375230.pdf | 543 kB | Shaun Ewing | May 08, 1945 00:00 |
|
US-2375230-A // Ink // Kline Bernard L. // Western Union Telegraph Co | |||
| Version 1 (current) | 543 kB | Shaun Ewing | May 08, 1945 00:00 | US-2375230-A // Ink // Kline Bernard L. // Western Union Telegraph Co | ||||
| PDF File 2526917.pdf | 542 kB | Shaun Ewing | Oct 24, 1950 00:00 |
|
US-2526917-A // Line wire spacer // Wheeler Herbert H. ; Markley William F. // Western Union Telegraph Co | |||
| Version 1 (current) | 542 kB | Shaun Ewing | Oct 24, 1950 00:00 | US-2526917-A // Line wire spacer // Wheeler Herbert H. ; Markley William F. // Western Union Telegraph Co | ||||
| PDF File 2173740.pdf | 541 kB | Shaun Ewing | Sept 19, 1939 00:00 |
|
US-2173740-A // Local correction of cable signals // Wilder Harold F. // Western Union Telegraph Co | |||
| Version 1 (current) | 541 kB | Shaun Ewing | Sept 19, 1939 00:00 | US-2173740-A // Local correction of cable signals // Wilder Harold F. // Western Union Telegraph Co | ||||
| PDF File 2116172.pdf | 540 kB | Shaun Ewing | May 03, 1938 00:00 |
|
US-2116172-A // Composite set // Hyneman John R. ; Gose Ralph R. // Western Union Telegraph Co | |||
| Version 1 (current) | 540 kB | Shaun Ewing | May 03, 1938 00:00 | US-2116172-A // Composite set // Hyneman John R. ; Gose Ralph R. // Western Union Telegraph Co | ||||
| PDF File 2073433.pdf | 539 kB | Shaun Ewing | Mar 09, 1937 00:00 |
|
US-2073433-A // Tape affixing device // Jr. Robert S. Watterson, // Western Union Telegraph Co | |||
| Version 1 (current) | 539 kB | Shaun Ewing | Mar 09, 1937 00:00 | US-2073433-A // Tape affixing device // Jr. Robert S. Watterson, // Western Union Telegraph Co | ||||
| PDF File 2200344.pdf | 538 kB | Shaun Ewing | May 14, 1940 00:00 |
|
US-2200344-A // Frequency doubling telegraph system // Rudd Maurice A. ; Eller Keith B. // Western Union Telegraph Co | |||
| Version 1 (current) | 538 kB | Shaun Ewing | May 14, 1940 00:00 | US-2200344-A // Frequency doubling telegraph system // Rudd Maurice A. ; Eller Keith B. // Western Union Telegraph Co | ||||
| PDF File 561547.pdf | 537 kB | Shaun Ewing | Jun 02, 1896 00:00 |
|
US-561547-A // freir // Samuel P. Freir, Op New Jersey // Western Union Telegraph Co, Op New York, N. Y. | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Jun 02, 1896 00:00 | US-561547-A // freir // Samuel P. Freir, Op New Jersey // Western Union Telegraph Co, Op New York, N. Y. | ||||
| PDF File 2100585.pdf | 537 kB | Shaun Ewing | Nov 30, 1937 00:00 |
|
US-2100585-A // Belt conveyer // Beardsley Bruce ; Creedon Michael V. // Western Union Telegraph Co | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Nov 30, 1937 00:00 | US-2100585-A // Belt conveyer // Beardsley Bruce ; Creedon Michael V. // Western Union Telegraph Co | ||||
| PDF File 1747084.pdf | 535 kB | Shaun Ewing | Feb 11, 1930 00:00 |
|
US-1747084-A // Earth-current corrector for cable signals // Ridge Guy H. // Western Union Telegraph Co | |||
| Version 1 (current) | 535 kB | Shaun Ewing | Feb 11, 1930 00:00 | US-1747084-A // Earth-current corrector for cable signals // Ridge Guy H. // Western Union Telegraph Co | ||||
| PDF File 2346670.pdf | 535 kB | Shaun Ewing | Apr 18, 1944 00:00 |
|
US-2346670-A // Method of and means for recording signals electrically // Engler Walter N. ; Kline Bernard L. // Western Union Telegraph Co | |||
| Version 1 (current) | 535 kB | Shaun Ewing | Apr 18, 1944 00:00 | US-2346670-A // Method of and means for recording signals electrically // Engler Walter N. ; Kline Bernard L. // Western Union Telegraph Co |
