Name Size Creator Creation Date Labels Comment  
PDF File 2428779.pdf 233 kB Shaun Ewing Oct 14, 1947 00:00
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US-2428779-A // Ultra high frequency electronic device // Bowen Arnold E. // Bell Telephone Labor Inc
PDF File 2430451.pdf 230 kB Shaun Ewing Nov 11, 1947 00:00
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US-2430451-A // Method of installing aerial line wires // Carr James A. ; Fox Arthur L. // Bell Telephone Labor Inc
PDF File 2509889.pdf 230 kB Shaun Ewing May 30, 1950 00:00
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US-2509889-A // Differential altimeter // Shockley William // Bell Telephone Labor Inc
PDF File 2411537.pdf 229 kB Shaun Ewing Nov 26, 1946 00:00
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US-2411537-A // Submarine signaling system // Jr. Walter D. Goodale, // Bell Telephone Labor Inc
PDF File 2514667.pdf 226 kB Shaun Ewing Jul 11, 1950 00:00
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US-2514667-A // Magnetic alloys // Nesbitt Ethan A. // Bell Telephone Labor Inc
PDF File 2481474.pdf 225 kB Shaun Ewing Sept 06, 1949 00:00
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US-2481474-A // Porcelain enamel // Goodman Gilbert // Bell Telephone Labor Inc
PDF File 2412227.pdf 224 kB Shaun Ewing Dec 10, 1946 00:00
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US-2412227-A // Electrical differentiator // Och Henry G. ; Jr. Karl D. Swartzel, // Bell Telephone Labor Inc
PDF File 2394479.pdf 222 kB Shaun Ewing Feb 05, 1946 00:00
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US-2394479-A // Resistor device // Priessman Neil Y. // Bell Telephone Labor Inc
PDF File 2395743.pdf 222 kB Shaun Ewing Feb 26, 1946 00:00
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US-2395743-A // Method of making dry rectifiers // Kannenberg Walter F. ; Mccoy Julius C. // Bell Telephone Labor Inc
PDF File 2405210.pdf 222 kB Shaun Ewing Aug 06, 1946 00:00
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US-2405210-A // Submarine signal device // Inglis Alfred H. // Bell Telephone Labor Inc
PDF File 2474473.pdf 218 kB Shaun Ewing Jun 28, 1949 00:00
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US-2474473-A // Ballast lamp // Ellis William C. ; Jr. Louis H. La Forge, ; White Addison H. // Bell Telephone Labor Inc
PDF File 2418460.pdf 218 kB Shaun Ewing Apr 08, 1947 00:00
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US-2418460-A // Resistor // Buchler Ernest // Bell Telephone Labor Inc
PDF File 2417426.pdf 217 kB Shaun Ewing Mar 18, 1947 00:00
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US-2417426-A // Piezoelectric crystal mounting // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2509909.pdf 216 kB Shaun Ewing May 30, 1950 00:00
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US-2509909-A // Conductive device // Davis Gustoff W. // Bell Telephone Labor Inc
PDF File 2418461.pdf 212 kB Shaun Ewing Apr 08, 1947 00:00
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US-2418461-A // Resistor // Becker Joseph A. ; Christensen Howard ; Kleimack Joseph J. // Bell Telephone Labor Inc
PDF File 2392321.pdf 211 kB Shaun Ewing Jan 08, 1946 00:00
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US-2392321-A // Desk telephone set // Hersey Ralph E. // Bell Telephone Labor Inc
PDF File 2412626.pdf 208 kB Shaun Ewing Dec 17, 1946 00:00
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US-2412626-A // Ice detecting system for aircraft // Malthaner William A. // Bell Telephone Labor Inc
PDF File 2433382.pdf 208 kB Shaun Ewing Dec 30, 1947 00:00
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US-2433382-A // Recorder system with electromagnetically attracted electric stylus // Marrison Warren A. // Bell Telephone Labor Inc
PDF File 2392311.pdf 205 kB Shaun Ewing Jan 08, 1946 00:00
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US-2392311-A // Sealing of metallic members in molded casings // Christopher Arthur J. // Bell Telephone Labor Inc
PDF File 2445406.pdf 205 kB Shaun Ewing Jul 20, 1948 00:00
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US-2445406-A // Circuit maker and breaker // Jr. Charles E. Pollard, // Bell Telephone Labor Inc
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