Name Size Creator Creation Date Labels Comment  
PDF File 1924106.pdf 248 kB Shaun Ewing Aug 29, 1933 00:00
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US-1924106-A // Submarine cable loading coil // Buckley Oliver E. // Bell Telephone Labor Inc
PDF File 2148560.pdf 247 kB Shaun Ewing Feb 28, 1939 00:00
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US-2148560-A // Signaling system // Johnston Donald F. ; Shiel John B. // Bell Telephone Labor Inc
PDF File 2096801.pdf 247 kB Shaun Ewing Oct 26, 1937 00:00
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US-2096801-A // Power transformer // Grant Dwight W. // Bell Telephone Labor Inc
PDF File 1845075.pdf 247 kB Shaun Ewing Feb 16, 1932 00:00
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US-1845075-A // Insulation for electrical conductors // Boving Henrik // Bell Telephone Labor Inc
PDF File 2168769.pdf 246 kB Shaun Ewing Aug 08, 1939 00:00
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US-2168769-A // Protector // Fisher Earl L. // Bell Telephone Labor Inc
PDF File 2055185.pdf 246 kB Shaun Ewing Sept 22, 1936 00:00
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US-2055185-A // Method of forming containers // Templeton Bryce O. // Bell Telephone Labor Inc
PDF File 2131584.pdf 246 kB Shaun Ewing Sept 27, 1938 00:00
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US-2131584-A // Switching device // Cruser Victor I. // Bell Telephone Labor Inc
PDF File 2052273.pdf 246 kB Shaun Ewing Aug 25, 1936 00:00
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US-2052273-A // Remote control circuit // Blount Frank E. // Bell Telephone Labor Inc
PDF File 1988005.pdf 245 kB Shaun Ewing Jan 15, 1935 00:00
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US-1988005-A // Cable conductor impregnating material and its method of production // Gilbert John J. ; Malm Frank S. // Bell Telephone Labor Inc
PDF File 1869200.pdf 245 kB Shaun Ewing Jul 26, 1932 00:00
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US-1869200-A // Vacuum cleaner attachment // Linton Grant // Bell Telephone Labor Inc
PDF File 2017438.pdf 245 kB Shaun Ewing Oct 15, 1935 00:00
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US-2017438-A // Impulse transmitter // Goff Harold W. // Bell Telephone Labor Inc
PDF File 2137809.pdf 245 kB Shaun Ewing Nov 22, 1938 00:00
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US-2137809-A // Terminal connection for electrical devices // Rodgers Karl F. // Bell Telephone Labor Inc
PDF File 1908366.pdf 244 kB Shaun Ewing May 09, 1933 00:00
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US-1908366-A // Electrical discharge device // Kingsbury Edwin Foster // Bell Telephone Labor Inc
PDF File 1881499.pdf 244 kB Shaun Ewing Oct 11, 1932 00:00
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US-1881499-A // Submarine cable loading coil // Gorton William S. // Bell Telephone Labor Inc
PDF File 2075519.pdf 243 kB Shaun Ewing Mar 30, 1937 00:00
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US-2075519-A // Coin collector housing // Giertsen Oyvind N. // Bell Telephone Labor Inc
PDF File 2093078.pdf 243 kB Shaun Ewing Sept 14, 1937 00:00
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US-2093078-A // Electric space discharge tube system // Heising Raymond A. // Bell Telephone Labor Inc
PDF File 2107751.pdf 243 kB Shaun Ewing Feb 08, 1938 00:00
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US-2107751-A // Terminal strip // Goff Harold W. // Bell Telephone Labor Inc
PDF File 2041850.pdf 243 kB Shaun Ewing May 26, 1936 00:00
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US-2041850-A // Detachable hinge // Melick John M. // Bell Telephone Labor Inc
PDF File 1864963.pdf 242 kB Shaun Ewing Jun 28, 1932 00:00
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US-1864963-A // Electron discharge device // Vadersen Herbert // Bell Telephone Labor Inc
PDF File 1935323.pdf 241 kB Shaun Ewing Nov 14, 1933 00:00
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US-1935323-A // Underground cable // Kemp Archie R. ; Ingmanson John H. // Bell Telephone Labor Inc
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