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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2028210.pdf | 528 kB | Shaun Ewing | Jan 21, 1936 00:00 |
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US-2028210-A // Coin collecting apparatus // Harvey William H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 528 kB | Shaun Ewing | Jan 21, 1936 00:00 | US-2028210-A // Coin collecting apparatus // Harvey William H. // Bell Telephone Labor Inc | ||||
| PDF File 1933261.pdf | 528 kB | Shaun Ewing | Oct 31, 1933 00:00 |
|
US-1933261-A // Shielding // Harris Henry J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 528 kB | Shaun Ewing | Oct 31, 1933 00:00 | US-1933261-A // Shielding // Harris Henry J. // Bell Telephone Labor Inc | ||||
| PDF File 2133806.pdf | 527 kB | Shaun Ewing | Oct 18, 1938 00:00 |
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US-2133806-A // Radio communication system // Bruce Edmond // Bell Telephone Labor Inc | |||
| Version 1 (current) | 527 kB | Shaun Ewing | Oct 18, 1938 00:00 | US-2133806-A // Radio communication system // Bruce Edmond // Bell Telephone Labor Inc | ||||
| PDF File 1813923.pdf | 527 kB | Shaun Ewing | Jul 14, 1931 00:00 |
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US-1813923-A // Radio receiving system // Heising Raymond A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 527 kB | Shaun Ewing | Jul 14, 1931 00:00 | US-1813923-A // Radio receiving system // Heising Raymond A. // Bell Telephone Labor Inc | ||||
| PDF File 1919795.pdf | 527 kB | Shaun Ewing | Jul 25, 1933 00:00 |
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US-1919795-A // Subharmonic frequency producer // Marrison Warren A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 527 kB | Shaun Ewing | Jul 25, 1933 00:00 | US-1919795-A // Subharmonic frequency producer // Marrison Warren A. // Bell Telephone Labor Inc | ||||
| PDF File 1851173.pdf | 527 kB | Shaun Ewing | Mar 29, 1932 00:00 |
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US-1851173-A // Method of and apparatus for gauging articles // Hall Arthur Gillespie // Bell Telephone Labor Inc | |||
| Version 1 (current) | 527 kB | Shaun Ewing | Mar 29, 1932 00:00 | US-1851173-A // Method of and apparatus for gauging articles // Hall Arthur Gillespie // Bell Telephone Labor Inc | ||||
| PDF File 2117835.pdf | 527 kB | Shaun Ewing | May 17, 1938 00:00 |
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US-2117835-A // Telephone signaling system // Black Harold S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 527 kB | Shaun Ewing | May 17, 1938 00:00 | US-2117835-A // Telephone signaling system // Black Harold S. // Bell Telephone Labor Inc | ||||
| PDF File 1823678.pdf | 527 kB | Shaun Ewing | Sept 15, 1931 00:00 |
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US-1823678-A // Cabinet for portable testing apparatus // Bowman Herman N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 527 kB | Shaun Ewing | Sept 15, 1931 00:00 | US-1823678-A // Cabinet for portable testing apparatus // Bowman Herman N. // Bell Telephone Labor Inc | ||||
| PDF File 2114046.pdf | 527 kB | Shaun Ewing | Apr 12, 1938 00:00 |
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US-2114046-A // Switching mechanism // Burwell John A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 527 kB | Shaun Ewing | Apr 12, 1938 00:00 | US-2114046-A // Switching mechanism // Burwell John A. // Bell Telephone Labor Inc | ||||
| PDF File 2081411.pdf | 526 kB | Shaun Ewing | May 25, 1937 00:00 |
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US-2081411-A // Synchronous motor // Stoller Hugh M. ; Morton Edmund R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | May 25, 1937 00:00 | US-2081411-A // Synchronous motor // Stoller Hugh M. ; Morton Edmund R. // Bell Telephone Labor Inc | ||||
| PDF File 2091250.pdf | 526 kB | Shaun Ewing | Aug 31, 1937 00:00 |
|
US-2091250-A // Wave filter // Blackman Ralph B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Aug 31, 1937 00:00 | US-2091250-A // Wave filter // Blackman Ralph B. // Bell Telephone Labor Inc | ||||
| PDF File 1966523.pdf | 526 kB | Shaun Ewing | Jul 17, 1934 00:00 |
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US-1966523-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Jul 17, 1934 00:00 | US-1966523-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2077170.pdf | 526 kB | Shaun Ewing | Apr 13, 1937 00:00 |
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US-2077170-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Apr 13, 1937 00:00 | US-2077170-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2218735.pdf | 526 kB | Shaun Ewing | Oct 22, 1940 00:00 |
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US-2218735-A // Piezoelectric plate holder // Ziegler Arthur W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Oct 22, 1940 00:00 | US-2218735-A // Piezoelectric plate holder // Ziegler Arthur W. // Bell Telephone Labor Inc | ||||
| PDF File 2138565.pdf | 526 kB | Shaun Ewing | Nov 29, 1938 00:00 |
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US-2138565-A // Signaling system // Bascom Henry M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Nov 29, 1938 00:00 | US-2138565-A // Signaling system // Bascom Henry M. // Bell Telephone Labor Inc | ||||
| PDF File 2043354.pdf | 526 kB | Shaun Ewing | Jun 09, 1936 00:00 |
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US-2043354-A // Film feeding mechanism // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Jun 09, 1936 00:00 | US-2043354-A // Film feeding mechanism // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2218629.pdf | 526 kB | Shaun Ewing | Oct 22, 1940 00:00 |
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US-2218629-A // Protective device for electrical instruments // Swart Leland K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Oct 22, 1940 00:00 | US-2218629-A // Protective device for electrical instruments // Swart Leland K. // Bell Telephone Labor Inc | ||||
| PDF File 2019492.pdf | 525 kB | Shaun Ewing | Nov 05, 1935 00:00 |
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US-2019492-A // Electron discharge device // Hale Douglas A. S. ; Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 525 kB | Shaun Ewing | Nov 05, 1935 00:00 | US-2019492-A // Electron discharge device // Hale Douglas A. S. ; Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2207531.pdf | 525 kB | Shaun Ewing | Jul 09, 1940 00:00 |
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US-2207531-A // Four-wire signaling circuits // Botsford Nelson // Bell Telephone Labor Inc | |||
| Version 1 (current) | 525 kB | Shaun Ewing | Jul 09, 1940 00:00 | US-2207531-A // Four-wire signaling circuits // Botsford Nelson // Bell Telephone Labor Inc | ||||
| PDF File 2181910.pdf | 525 kB | Shaun Ewing | Dec 05, 1939 00:00 |
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US-2181910-A // Wave amplification // Peterson Liss C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 525 kB | Shaun Ewing | Dec 05, 1939 00:00 | US-2181910-A // Wave amplification // Peterson Liss C. // Bell Telephone Labor Inc |
