Name Size Creator Creation Date Labels Comment  
PDF File 2608621.pdf 661 kB Shaun Ewing Aug 26, 1952 00:00
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US-2608621-A // Magnetic record detector // Peterson Eugene // Bell Telephone Labor Inc
PDF File 2608623.pdf 1.53 MB Shaun Ewing Aug 26, 1952 00:00
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US-2608623-A // Wave transmission amplifier // Cutler Cassius C. ; Mathews Warren E. // Bell Telephone Labor Inc
PDF File 2608674.pdf 710 kB Shaun Ewing Aug 26, 1952 00:00
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US-2608674-A // Multicathode glow discharge device // Depp Wallace A. // Bell Telephone Labor Inc
PDF File 2608681.pdf 1.08 MB Shaun Ewing Aug 26, 1952 00:00
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US-2608681-A // Voltage regulation // Stevens Bruce E. // Bell Telephone Labor Inc
PDF File 2608920.pdf 640 kB Shaun Ewing Sept 02, 1952 00:00
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US-2608920-A // Camera // Smith Howard J. // Bell Telephone Labor Inc
PDF File 2609171.pdf 751 kB Shaun Ewing Sept 02, 1952 00:00
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US-2609171-A // Shock mount for relays // Knapp Harry M. ; Zupa Frank A. // Bell Telephone Labor Inc
PDF File 2609256.pdf 737 kB Shaun Ewing Sept 02, 1952 00:00
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US-2609256-A // Ball bearing // Baker William O. ; Winslow Field H. // Bell Telephone Labor Inc
PDF File 2609435.pdf 736 kB Shaun Ewing Sept 02, 1952 00:00
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US-2609435-A // Test set for measuring the angle represented by synchro voltages // Gerth John H. // Bell Telephone Labor Inc
PDF File 2609436.pdf 592 kB Shaun Ewing Sept 02, 1952 00:00
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US-2609436-A // Partition // Sermeus William T. // Bell Telephone Labor Inc
PDF File 2610295.pdf 4.10 MB Shaun Ewing Sept 09, 1952 00:00
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US-2610295-A // Pulse code modulation communication system // Carbrey Robert L. // Bell Telephone Labor Inc
PDF File 2612561.pdf 871 kB Shaun Ewing Sept 30, 1952 00:00
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US-2612561-A // Half-duplex telegraph repeater // Rea Wilton T. // Bell Telephone Labor Inc
PDF File 2612566.pdf 526 kB Shaun Ewing Sept 30, 1952 00:00
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US-2612566-A // Magnetic recording and reproducing system // Anderson John R. ; Keller Arthur C. // Bell Telephone Labor Inc
PDF File 2612633.pdf 1.13 MB Shaun Ewing Sept 30, 1952 00:00
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US-2612633-A // Multiplex converter // Cutler Cassius C. // Bell Telephone Labor Inc
PDF File 2614141.pdf 1.45 MB Shaun Ewing Oct 14, 1952 00:00
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US-2614141-A // Counting circuit // Edson James O. ; Jr. John G. Kreer, // Bell Telephone Labor Inc
PDF File 2614152.pdf 455 kB Shaun Ewing Oct 14, 1952 00:00
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US-2614152-A // Dielectric test circuit // Herborn Ludwig E. // Bell Telephone Labor Inc
PDF File 2614168.pdf 1.22 MB Shaun Ewing Oct 14, 1952 00:00
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US-2614168-A // Signal transmitter // Vroom Edward // Bell Telephone Labor Inc
PDF File 2614175.pdf 1.19 MB Shaun Ewing Oct 14, 1952 00:00
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US-2614175-A // Translating and selecting system // Dimond Thomas L. // Bell Telephone Labor Inc
PDF File 2614176.pdf 4.74 MB Shaun Ewing Oct 14, 1952 00:00
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US-2614176-A // Electronic induction number group translator // Dimond Thomas L. // Bell Telephone Labor Inc
PDF File 2614211.pdf 674 kB Shaun Ewing Oct 14, 1952 00:00
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US-2614211-A // Frequency controlled radio relaying system // Goodall William M. // Bell Telephone Labor Inc
PDF File 2614222.pdf 543 kB Shaun Ewing Oct 14, 1952 00:00
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US-2614222-A // Wave generating circuits // Skellett Albert M. // Bell Telephone Labor Inc
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