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 1686492.pdf | 502 kB | Shaun Ewing | Oct 02, 1928 00:00 |
|
US-1686492-A // Call-box trouble detector // Janson George W. // Western Union Telegraph Co | |||
| Version 1 (current) | 502 kB | Shaun Ewing | Oct 02, 1928 00:00 | US-1686492-A // Call-box trouble detector // Janson George W. // Western Union Telegraph Co | ||||
| PDF File 1687378.pdf | 336 kB | Shaun Ewing | Oct 09, 1928 00:00 |
|
US-1687378-A // Method of and apparatus for soldering cable-bonding devices // Mample Adolph Z. // Western Union Telegraph Co | |||
| Version 1 (current) | 336 kB | Shaun Ewing | Oct 09, 1928 00:00 | US-1687378-A // Method of and apparatus for soldering cable-bonding devices // Mample Adolph Z. // Western Union Telegraph Co | ||||
| PDF File 1687432.pdf | 252 kB | Shaun Ewing | Oct 09, 1928 00:00 |
|
US-1687432-A // Composite signaling system // Drake Herbert W. // Western Union Telegraph Co | |||
| Version 1 (current) | 252 kB | Shaun Ewing | Oct 09, 1928 00:00 | US-1687432-A // Composite signaling system // Drake Herbert W. // Western Union Telegraph Co | ||||
| PDF File 1688711.pdf | 317 kB | Shaun Ewing | Oct 23, 1928 00:00 |
|
US-1688711-A // Motor-stopping device for telegraph typewriters // Hewitt Ernest W. ; Maus Frank J. ; Marx George // Western Union Telegraph Co | |||
| Version 1 (current) | 317 kB | Shaun Ewing | Oct 23, 1928 00:00 | US-1688711-A // Motor-stopping device for telegraph typewriters // Hewitt Ernest W. ; Maus Frank J. ; Marx George // Western Union Telegraph Co | ||||
| PDF File 1688735.pdf | 996 kB | Shaun Ewing | Oct 23, 1928 00:00 |
|
US-1688735-A // Means of and method for neutralizing alternating currents // Milnor Joseph W. // Western Union Telegraph Co | |||
| Version 1 (current) | 996 kB | Shaun Ewing | Oct 23, 1928 00:00 | US-1688735-A // Means of and method for neutralizing alternating currents // Milnor Joseph W. // Western Union Telegraph Co | ||||
| PDF File 1698305.pdf | 374 kB | Shaun Ewing | Jan 08, 1929 00:00 |
|
US-1698305-A // Trouble detector for messenger call circuits // Janson George W. // Western Union Telegraph Co | |||
| Version 1 (current) | 374 kB | Shaun Ewing | Jan 08, 1929 00:00 | US-1698305-A // Trouble detector for messenger call circuits // Janson George W. // Western Union Telegraph Co | ||||
| PDF File 1699418.pdf | 719 kB | Shaun Ewing | Jan 15, 1929 00:00 |
|
US-1699418-A // Telegraph system // Woodward Marion H. // Western Union Telegraph Co | |||
| Version 1 (current) | 719 kB | Shaun Ewing | Jan 15, 1929 00:00 | US-1699418-A // Telegraph system // Woodward Marion H. // Western Union Telegraph Co | ||||
| PDF File 1699444.pdf | 791 kB | Shaun Ewing | Jan 15, 1929 00:00 |
|
US-1699444-A // Synchronized quadruplex telegraphy // Peterman William C. // Western Union Telegraph Co | |||
| Version 1 (current) | 791 kB | Shaun Ewing | Jan 15, 1929 00:00 | US-1699444-A // Synchronized quadruplex telegraphy // Peterman William C. // Western Union Telegraph Co | ||||
| PDF File 1702204.pdf | 364 kB | Shaun Ewing | Feb 12, 1929 00:00 |
|
US-1702204-A // Selective-signaling device for telegraph circuits // Dudley William A. // Western Union Telegraph Co | |||
| Version 1 (current) | 364 kB | Shaun Ewing | Feb 12, 1929 00:00 | US-1702204-A // Selective-signaling device for telegraph circuits // Dudley William A. // Western Union Telegraph Co | ||||
| PDF File 1704389.pdf | 689 kB | Shaun Ewing | Mar 05, 1929 00:00 |
|
US-1704389-A // Messenger call box // Janson George W. // Western Union Telegraph Co | |||
| Version 1 (current) | 689 kB | Shaun Ewing | Mar 05, 1929 00:00 | US-1704389-A // Messenger call box // Janson George W. // Western Union Telegraph Co | ||||
| PDF File 1714334.pdf | 566 kB | Shaun Ewing | May 21, 1929 00:00 |
|
US-1714334-A // Selecting mechanism for telegraph type-wheel printers // Wheeler Evan R. ; Dirkes Robert F. // Western Union Telegraph Co | |||
| Version 1 (current) | 566 kB | Shaun Ewing | May 21, 1929 00:00 | US-1714334-A // Selecting mechanism for telegraph type-wheel printers // Wheeler Evan R. ; Dirkes Robert F. // 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 1715324.pdf | 187 kB | Shaun Ewing | May 28, 1929 00:00 |
|
US-1715324-A // Tuning fork // Haglund Hakon H. // Western Union Telegraph Co | |||
| Version 1 (current) | 187 kB | Shaun Ewing | May 28, 1929 00:00 | US-1715324-A // Tuning fork // Haglund Hakon H. // Western Union Telegraph Co | ||||
| PDF File 1722323.pdf | 244 kB | Shaun Ewing | Jul 30, 1929 00:00 |
|
US-1722323-A // Wood preservative // Curtin Leo P. // Western Union Telegraph Co | |||
| Version 1 (current) | 244 kB | Shaun Ewing | Jul 30, 1929 00:00 | US-1722323-A // Wood preservative // Curtin Leo P. // Western Union Telegraph Co | ||||
| PDF File 1724803.pdf | 748 kB | Shaun Ewing | Aug 13, 1929 00:00 |
|
US-1724803-A // Cable telegraphy // Nelson Crescent F. // Western Union Telegraph Co | |||
| Version 1 (current) | 748 kB | Shaun Ewing | Aug 13, 1929 00:00 | US-1724803-A // Cable telegraphy // Nelson Crescent F. // Western Union Telegraph Co | ||||
| PDF File 1729053.pdf | 314 kB | Shaun Ewing | Sept 24, 1929 00:00 |
|
US-1729053-A // Electrical protective device // Rovere Lewis H. ; Mott Everett V. ; Ayers Robert C. // Western Union Telegraph Co | |||
| Version 1 (current) | 314 kB | Shaun Ewing | Sept 24, 1929 00:00 | US-1729053-A // Electrical protective device // Rovere Lewis H. ; Mott Everett V. ; Ayers Robert C. // 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 1735838.pdf | 234 kB | Shaun Ewing | Nov 12, 1929 00:00 |
|
US-1735838-A // Remote control of selector apparatus // Stearns Charles F. // Western Union Telegraph Co | |||
| Version 1 (current) | 234 kB | Shaun Ewing | Nov 12, 1929 00:00 | US-1735838-A // Remote control of selector apparatus // Stearns Charles F. // Western Union Telegraph Co | ||||
| PDF File 1738427.pdf | 692 kB | Shaun Ewing | Dec 03, 1929 00:00 |
|
US-1738427-A // Conveyer system // Griffith Francis ; Birkmeyer Paul J. ; Life Harold G. // Western Union Telegraph Co | |||
| Version 1 (current) | 692 kB | Shaun Ewing | Dec 03, 1929 00:00 | US-1738427-A // Conveyer system // Griffith Francis ; Birkmeyer Paul J. ; Life Harold G. // Western Union Telegraph Co | ||||
| PDF File 1743000.pdf | 306 kB | Shaun Ewing | Jan 07, 1930 00:00 |
|
US-1743000-A // Desk clip for message blanks // Meader Ralph I. // Western Union Telegraph Co | |||
| Version 1 (current) | 306 kB | Shaun Ewing | Jan 07, 1930 00:00 | US-1743000-A // Desk clip for message blanks // Meader Ralph I. // Western Union Telegraph Co |
