Name Size Creator Creation Date Labels Comment  
PDF File 2327792.pdf 470 kB Shaun Ewing Aug 24, 1943 00:00
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US-2327792-A // Selector // Hubbard Francis A. // Bell Telephone Labor Inc
PDF File 2327831.pdf 913 kB Shaun Ewing Aug 24, 1943 00:00
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US-2327831-A // Cable pulling attachment // Sutton Stanford M. // Bell Telephone Labor Inc
PDF File 2327851.pdf 1.99 MB Shaun Ewing Aug 24, 1943 00:00
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US-2327851-A // Private branch exchange system // Bascom Henry M. ; Lamberty Frederick R. // Bell Telephone Labor Inc
PDF File 2327866.pdf 346 kB Shaun Ewing Aug 24, 1943 00:00
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US-2327866-A // Modulator // Budenbom Horace T. // Bell Telephone Labor Inc
PDF File 2327877.pdf 1.10 MB Shaun Ewing Aug 24, 1943 00:00
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US-2327877-A // Telephone call diverting system // Erwin Edson L. // Bell Telephone Labor Inc
PDF File 2328422.pdf 476 kB Shaun Ewing Aug 31, 1943 00:00
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US-2328422-A // Method for coating bodies with carbon // Christensen Carl J. // Bell Telephone Labor Inc
PDF File 2328434.pdf 1.29 MB Shaun Ewing Aug 31, 1943 00:00
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US-2328434-A // Speech transmission system // Edwards Paul G. // Bell Telephone Labor Inc
PDF File 2328478.pdf 517 kB Shaun Ewing Aug 31, 1943 00:00
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US-2328478-A // Piezoelectric transducer // Mason Warren P. // Bell Telephone Labor Inc
PDF File 2328618.pdf 615 kB Shaun Ewing Sept 07, 1943 00:00
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US-2328618-A // Telephone booth // Corso Frank S. // Bell Telephone Labor Inc
PDF File 2328671.pdf 592 kB Shaun Ewing Sept 07, 1943 00:00
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US-2328671-A // Impulse repeater // Pfleger Kenneth W. // Bell Telephone Labor Inc
PDF File 2328674.pdf 1.11 MB Shaun Ewing Sept 07, 1943 00:00
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US-2328674-A // Regenerative repeater for inverse neutral telegraph systems // Rea Wilton T. // Bell Telephone Labor Inc
PDF File 2328724.pdf 262 kB Shaun Ewing Sept 07, 1943 00:00
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US-2328724-A // Bracket // Johnson Richard C. ; Marting Heber E. // Bell Telephone Labor Inc
PDF File 2328951.pdf 2.26 MB Shaun Ewing Sept 07, 1943 00:00
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US-2328951-A // Two-way signal transmission system // Bryant Newton W. // Bell Telephone Labor Inc
PDF File 2328982.pdf 691 kB Shaun Ewing Sept 07, 1943 00:00
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US-2328982-A // Apparatus for making solder connections // Ingerson William E. // Bell Telephone Labor Inc
PDF File 2328989.pdf 323 kB Shaun Ewing Sept 07, 1943 00:00
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US-2328989-A // Gaseous electric discharge device // Martin William H. // Bell Telephone Labor Inc
PDF File 2328997.pdf 364 kB Shaun Ewing Sept 07, 1943 00:00
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US-2328997-A // Mercury switch // Pollard Charles E. // Bell Telephone Labor Inc
PDF File 2328999.pdf 2.62 MB Shaun Ewing Sept 07, 1943 00:00
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US-2328999-A // Teletypewriter test distributor // Rea Wilton T. // Bell Telephone Labor Inc
PDF File 2329004.pdf 369 kB Shaun Ewing Sept 07, 1943 00:00
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US-2329004-A // Line load control system // Shope Harry S. ; Ulrich Horace W. // Bell Telephone Labor Inc
PDF File 2329010.pdf 1.15 MB Shaun Ewing Sept 07, 1943 00:00
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US-2329010-A // Power supply system // Spencer Harry H. // Bell Telephone Labor Inc
PDF File 2329038.pdf 291 kB Shaun Ewing Sept 07, 1943 00:00
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US-2329038-A // Resistor // Ellis William C. ; Souden Alexander G. // Bell Telephone Labor Inc
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