Name Size Creator Creation Date Labels Comment  
PDF File 2348592.pdf 235 kB Shaun Ewing May 09, 1944 00:00
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US-2348592-A // Telephone housing detail // Beardsley Harry I. // Bell Telephone Labor Inc
PDF File 2348572.pdf 653 kB Shaun Ewing May 09, 1944 00:00
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US-2348572-A // Variable attenuation network // Richardson Paul H. // Bell Telephone Labor Inc
PDF File 2348558.pdf 375 kB Shaun Ewing May 09, 1944 00:00
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US-2348558-A // Wire connecting device // Mesch Orwar S. A. // Bell Telephone Labor Inc
PDF File 2348353.pdf 595 kB Shaun Ewing May 09, 1944 00:00
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US-2348353-A // Switching mechanism // Mallina Rudolph F. // Bell Telephone Labor Inc
PDF File 2348352.pdf 302 kB Shaun Ewing May 09, 1944 00:00
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US-2348352-A // Alternating current generator // Mallina Rudolph F. // Bell Telephone Labor Inc
PDF File 2348131.pdf 1003 kB Shaun Ewing May 02, 1944 00:00
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US-2348131-A // Electric signaling // Jr. Arthur W. Horton, // Bell Telephone Labor Inc
PDF File 2348045.pdf 670 kB Shaun Ewing May 02, 1944 00:00
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US-2348045-A // Electron discharge device and method of manufacture // Wooten Leland A. // Bell Telephone Labor Inc
PDF File 2347969.pdf 518 kB Shaun Ewing May 02, 1944 00:00
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US-2347969-A // Cushion mounting // Rubly Harry C. ; Young Clarence H. // Bell Telephone Labor Inc
PDF File 2347831.pdf 4.21 MB Shaun Ewing May 02, 1944 00:00
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US-2347831-A // Communication system // Kinkead Fullerton S. ; Krecek Joseph A. ; Jr. William R. Young, // Bell Telephone Labor Inc
PDF File 2347817.pdf 130 kB Shaun Ewing May 02, 1944 00:00
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US-2347817-A // Permanent magnet material // Finch Oscar J. ; White John H. // Bell Telephone Labor Inc
PDF File 2347813.pdf 670 kB Shaun Ewing May 02, 1944 00:00
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US-2347813-A // Inverse neutral telegraph repeater hub circuit // Finch Oscar J ; White John H // Blanche Fry Cummings ; Bell Telephone Labor Inc
PDF File 2347777.pdf 236 kB Shaun Ewing May 02, 1944 00:00
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US-2347777-A // Signaling circuit // Hanscom Clarence D. // Bell Telephone Labor Inc
PDF File 2347738.pdf 977 kB Shaun Ewing May 02, 1944 00:00
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US-2347738-A // Switching mechanism // Harrison Henry C. // Bell Telephone Labor Inc
PDF File 2347735.pdf 404 kB Shaun Ewing May 02, 1944 00:00
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US-2347735-A // Switching mechanism // Coyne Howard L. // Bell Telephone Labor Inc
PDF File 2347733.pdf 645 kB Shaun Ewing May 02, 1944 00:00
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US-2347733-A // Switching device // Christensen Carl J. // Bell Telephone Labor Inc
PDF File 2347727.pdf 387 kB Shaun Ewing May 02, 1944 00:00
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US-2347727-A // Panel selector contact shoe // Barber Charles C. // Bell Telephone Labor Inc
PDF File 2347347.pdf 247 kB Shaun Ewing Apr 25, 1944 00:00
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US-2347347-A // Vibration translating device // Yenzer George R. // Bell Telephone Labor Inc
PDF File 2347332.pdf 1.00 MB Shaun Ewing Apr 25, 1944 00:00
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US-2347332-A // Carrier current telegraph system // Phelps Walter A. // Bell Telephone Labor Inc
PDF File 2347108.pdf 1.87 MB Shaun Ewing Apr 18, 1944 00:00
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US-2347108-A // Call transmitter for telephone signaling systems // Hubbard Francis A. // Bell Telephone Labor Inc
PDF File 2347107.pdf 1.52 MB Shaun Ewing Apr 18, 1944 00:00
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US-2347107-A // Switching system // Hubbard Francis A. // Bell Telephone Labor Inc
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