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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2181695.pdf | 347 kB | Shaun Ewing | Nov 28, 1939 00:00 |
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US-2181695-A // Electrical condenser // Given Frederick J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 347 kB | Shaun Ewing | Nov 28, 1939 00:00 | US-2181695-A // Electrical condenser // Given Frederick J. // Bell Telephone Labor Inc | ||||
| PDF File 1958616.pdf | 347 kB | Shaun Ewing | May 15, 1934 00:00 |
|
US-1958616-A // Phonograph recording machine // Gent Edgar W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 347 kB | Shaun Ewing | May 15, 1934 00:00 | US-1958616-A // Phonograph recording machine // Gent Edgar W. // Bell Telephone Labor Inc | ||||
| PDF File 2054790.pdf | 347 kB | Shaun Ewing | Sept 22, 1936 00:00 |
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US-2054790-A // Signaling system // Curtis Austen M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 347 kB | Shaun Ewing | Sept 22, 1936 00:00 | US-2054790-A // Signaling system // Curtis Austen M. // Bell Telephone Labor Inc | ||||
| PDF File 2042530.pdf | 347 kB | Shaun Ewing | Jun 02, 1936 00:00 |
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US-2042530-A // Submarine signaling cable // Jacobs Oliver B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 347 kB | Shaun Ewing | Jun 02, 1936 00:00 | US-2042530-A // Submarine signaling cable // Jacobs Oliver B. // Bell Telephone Labor Inc | ||||
| PDF File 2130485.pdf | 346 kB | Shaun Ewing | Sept 20, 1938 00:00 |
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US-2130485-A // Diversity radio receiver // Feldman Carl B. H. ; Polkinghorn Frank A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 346 kB | Shaun Ewing | Sept 20, 1938 00:00 | US-2130485-A // Diversity radio receiver // Feldman Carl B. H. ; Polkinghorn Frank A. // Bell Telephone Labor Inc | ||||
| PDF File 2169727.pdf | 346 kB | Shaun Ewing | Aug 15, 1939 00:00 |
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US-2169727-A // Distributing frame // Graham Frank H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 346 kB | Shaun Ewing | Aug 15, 1939 00:00 | US-2169727-A // Distributing frame // Graham Frank H. // Bell Telephone Labor Inc | ||||
| PDF File 2066502.pdf | 346 kB | Shaun Ewing | Jan 05, 1937 00:00 |
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US-2066502-A // Telephone system // Whitney Wiley // Bell Telephone Labor Inc | |||
| Version 1 (current) | 346 kB | Shaun Ewing | Jan 05, 1937 00:00 | US-2066502-A // Telephone system // Whitney Wiley // Bell Telephone Labor Inc | ||||
| PDF File 2009076.pdf | 346 kB | Shaun Ewing | Jul 23, 1935 00:00 |
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US-2009076-A // Telephone system // Ulrich Horace W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 346 kB | Shaun Ewing | Jul 23, 1935 00:00 | US-2009076-A // Telephone system // Ulrich Horace W. // Bell Telephone Labor Inc | ||||
| PDF File 2033278.pdf | 345 kB | Shaun Ewing | Mar 10, 1936 00:00 |
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US-2033278-A // Vacuum tube amplifier // Fay Clifford E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 345 kB | Shaun Ewing | Mar 10, 1936 00:00 | US-2033278-A // Vacuum tube amplifier // Fay Clifford E. // Bell Telephone Labor Inc | ||||
| PDF File 1984998.pdf | 345 kB | Shaun Ewing | Dec 18, 1934 00:00 |
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US-1984998-A // Mounting for electrical devices // Soreny Ernest // Bell Telephone Labor Inc | |||
| Version 1 (current) | 345 kB | Shaun Ewing | Dec 18, 1934 00:00 | US-1984998-A // Mounting for electrical devices // Soreny Ernest // Bell Telephone Labor Inc | ||||
| PDF File 1903999.pdf | 344 kB | Shaun Ewing | Apr 18, 1933 00:00 |
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US-1903999-A // Regulating system // Holden William H. T. ; Jutson Robert P. // American Telephone & Telegraph ; Bell Telephone Labor Inc | |||
| Version 1 (current) | 344 kB | Shaun Ewing | Apr 18, 1933 00:00 | US-1903999-A // Regulating system // Holden William H. T. ; Jutson Robert P. // American Telephone & Telegraph ; Bell Telephone Labor Inc | ||||
| PDF File 2120985.pdf | 344 kB | Shaun Ewing | Jun 21, 1938 00:00 |
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US-2120985-A // Electromagnetic device // Melhose Alfred E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 344 kB | Shaun Ewing | Jun 21, 1938 00:00 | US-2120985-A // Electromagnetic device // Melhose Alfred E. // Bell Telephone Labor Inc | ||||
| PDF File 2162268.pdf | 344 kB | Shaun Ewing | Jun 13, 1939 00:00 |
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US-2162268-A // Signaling system // Meszar John // Bell Telephone Labor Inc | |||
| Version 1 (current) | 344 kB | Shaun Ewing | Jun 13, 1939 00:00 | US-2162268-A // Signaling system // Meszar John // Bell Telephone Labor Inc | ||||
| PDF File 1901921.pdf | 344 kB | Shaun Ewing | Mar 21, 1933 00:00 |
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US-1901921-A // Electrical meter // Means Winthrop J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 344 kB | Shaun Ewing | Mar 21, 1933 00:00 | US-1901921-A // Electrical meter // Means Winthrop J. // Bell Telephone Labor Inc | ||||
| PDF File 1930264.pdf | 344 kB | Shaun Ewing | Oct 10, 1933 00:00 |
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US-1930264-A // Electric current interrupter // Curtis Austen M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 344 kB | Shaun Ewing | Oct 10, 1933 00:00 | US-1930264-A // Electric current interrupter // Curtis Austen M. // Bell Telephone Labor Inc | ||||
| PDF File 1960025.pdf | 343 kB | Shaun Ewing | May 22, 1934 00:00 |
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US-1960025-A // Process for the formation of recording blanks // Patterson Everett M. ; Shaw Albert D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | May 22, 1934 00:00 | US-1960025-A // Process for the formation of recording blanks // Patterson Everett M. ; Shaw Albert D. // Bell Telephone Labor Inc | ||||
| PDF File 1847113.pdf | 343 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847113-A // Communication system // Keller Leo // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847113-A // Communication system // Keller Leo // Bell Telephone Labor Inc | ||||
| PDF File 1934390.pdf | 343 kB | Shaun Ewing | Nov 07, 1933 00:00 |
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US-1934390-A // Frequency changer // Uphoff Leslie S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Nov 07, 1933 00:00 | US-1934390-A // Frequency changer // Uphoff Leslie S. // Bell Telephone Labor Inc | ||||
| PDF File 2034872.pdf | 343 kB | Shaun Ewing | Mar 24, 1936 00:00 |
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US-2034872-A // Phonograph reproducer // Keller Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Mar 24, 1936 00:00 | US-2034872-A // Phonograph reproducer // Keller Arthur C. // Bell Telephone Labor Inc | ||||
| PDF File 1867333.pdf | 343 kB | Shaun Ewing | Jul 12, 1932 00:00 |
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US-1867333-A // Telegraph exchange switchboard // Smith Edward M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Jul 12, 1932 00:00 | US-1867333-A // Telegraph exchange switchboard // Smith Edward M. // Bell Telephone Labor Inc |
