Name Size Creator Creation Date Labels Comment  
PDF File 2356229.pdf 205 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356229-A // Alternating current generator // Dunlap Kermit S. ; Lovell Clarence A. // Bell Telephone Labor Inc
PDF File 2356262.pdf 1.31 MB Shaun Ewing Aug 22, 1944 00:00
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US-2356262-A // Acoustic device // Mott Edward E. // Bell Telephone Labor Inc
PDF File 2356269.pdf 929 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356269-A // Voltage regulated rectifying system // Potter James A. // Bell Telephone Labor Inc
PDF File 2356296.pdf 389 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356296-A // Protective system // Zinn Manvel K. // Bell Telephone Labor Inc
PDF File 2356330.pdf 3.01 MB Shaun Ewing Aug 22, 1944 00:00
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US-2356330-A // Signaling system // Lundstrom Alexis A. // Bell Telephone Labor Inc
PDF File 2356331.pdf 317 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356331-A // Amplification with high efficiency // Mcrae James W. // Bell Telephone Labor Inc
PDF File 2356335.pdf 864 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356335-A // Number indicating device // Mesch Orwar S. A. // Bell Telephone Labor Inc
PDF File 2356446.pdf 432 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356446-A // Amplifier circuit // Campbell Mark E. // Bell Telephone Labor Inc
PDF File 2356478.pdf 520 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356478-A // Method of acoustic measurement // Stryker Norman R. // Bell Telephone Labor Inc
PDF File 2356514.pdf 1.27 MB Shaun Ewing Aug 22, 1944 00:00
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US-2356514-A // Electrical switching // Graham Robert E. // Bell Telephone Labor Inc
PDF File 2356519.pdf 1.66 MB Shaun Ewing Aug 22, 1944 00:00
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US-2356519-A // Communication system // Hubbard Francis A. // Bell Telephone Labor Inc
PDF File 2356566.pdf 823 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356566-A // Electronic discharge device // Clark James E. ; Domaleski Joseph V. ; Ronci Victor L. // Bell Telephone Labor Inc
PDF File 2356583.pdf 267 kB Shaun Ewing Aug 22, 1944 00:00
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US-2356583-A // Process of preparing soldering coppers // Hampton Leon N. // Bell Telephone Labor Inc
PDF File 2356831.pdf 334 kB Shaun Ewing Aug 29, 1944 00:00
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US-2356831-A // Leakproof terminal structure // Monte Robert W. De ; Milarta Louis E. // Bell Telephone Labor Inc
PDF File 2356846.pdf 1.39 MB Shaun Ewing Aug 29, 1944 00:00
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US-2356846-A // Telephone system // Holbrook Bernard D. // Bell Telephone Labor Inc
PDF File 2356867.pdf 980 kB Shaun Ewing Aug 29, 1944 00:00
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US-2356867-A // Negative resistance loading // Meyers Stanley T. // Bell Telephone Labor Inc
PDF File 2356943.pdf 527 kB Shaun Ewing Aug 29, 1944 00:00
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US-2356943-A // Transmission control in two-way signaling systems // Norwine Andrew C. // Bell Telephone Labor Inc
PDF File 2356956.pdf 737 kB Shaun Ewing Aug 29, 1944 00:00
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US-2356956-A // Process of carbonizing // Thurber Elmer A. ; Wooten Leland A. // Bell Telephone Labor Inc
PDF File 2357108.pdf 564 kB Shaun Ewing Aug 29, 1944 00:00
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US-2357108-A // Switching mechanism // Hartley Ralpli V. L. // Bell Telephone Labor Inc
PDF File 2357118.pdf 294 kB Shaun Ewing Aug 29, 1944 00:00
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US-2357118-A // Lineman's cable car // Kent Robert J. // Bell Telephone Labor Inc
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