Name Size Creator Creation Date Labels Comment  
PDF File 3404351.pdf 167 kB Shaun Ewing Oct 01, 1968 00:00
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US-3404351-A // Neodymium doped deuterium oxide laser // Heller Adam // Bell Telephone Labor Inc
PDF File 3404388.pdf 984 kB Shaun Ewing Oct 01, 1968 00:00
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US-3404388-A // Noise suppression circuit // Conrath Jules R. // Bell Telephone Labor Inc
PDF File 3405029.pdf 279 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405029-A // Bonding transducers to delay lines // Hanes Maurice H. ; Helmke George E. // Bell Telephone Labor Inc
PDF File 3405237.pdf 523 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405237-A // Apparatus for determining the periodicity and aperiodicity of a complex wave // Jr. Edward E. David, ; Schroeder Manfred R. ; Sondhi Man M. // Bell Telephone Labor Inc
PDF File 3405287.pdf 527 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405287-A // Avalanche transistor pulse generator // Miller David E. // Bell Telephone Labor Inc
PDF File 3405311.pdf 761 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405311-A // Television scanning control apparatus to compensate for variations in the vertical scanning rate by varying the blanking interval // Brainard Ralph C. ; Brown Earl F. // Bell Telephone Labor Inc
PDF File 3405362.pdf 657 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405362-A // Space discharge tube circuit // Badgley Robert H. ; Schimpf Luther G. // Bell Telephone Labor Inc
PDF File 3405370.pdf 464 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405370-A // Internal optical modulator // Kaminow Ivan P. // Bell Telephone Labor Inc
PDF File 3405371.pdf 562 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405371-A // Fluorescent garnet compositions and optical maser devices utilizing such compositions // Leo F. Johnson ; Le Grand G. Van Uitert // Bell Telephone Labor Inc
PDF File 3405374.pdf 931 kB Shaun Ewing Oct 08, 1968 00:00
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US-3405374-A // Ultrahigh frequency phonon generator and related devices // Dayem Aly H. ; Eisenmenger Wolfgang F. ; Miller Barry I. // Bell Telephone Labor Inc
PDF File 3405570.pdf 534 kB Shaun Ewing Oct 15, 1968 00:00
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US-3405570-A // Mechanical amplifier // Seidel Harold // Bell Telephone Labor Inc
PDF File 3405614.pdf 431 kB Shaun Ewing Oct 15, 1968 00:00
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US-3405614-A // Apparatus for producing a fly's eye lens // Lin Lawrence H. ; Bois Erich O. Schulz-Du // Bell Telephone Labor Inc
PDF File 3405671.pdf 903 kB Shaun Ewing Oct 15, 1968 00:00
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US-3405671-A // Apparatus for threading a strand through a succession of apertures in an article // Jr. Joseph C. Mcalexander, ; Monahan Jack J. // Bell Telephone Labor Inc ; Western Electric Co
PDF File 3405992.pdf 530 kB Shaun Ewing Oct 15, 1968 00:00
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US-3405992-A // Low reflection lenses and prisms // Hutson Andrew R. ; Meiboom Saul // Bell Telephone Labor Inc
PDF File 3406256.pdf 844 kB Shaun Ewing Oct 15, 1968 00:00
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US-3406256-A // Coin telephone emergency service // Strommen Lawrence A. // Bell Telephone Labor Inc
PDF File 3406257.pdf 1.09 MB Shaun Ewing Oct 15, 1968 00:00
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US-3406257-A // Parallel tasi system with common means for call assignment control // Long Norwood G. // Bell Telephone Labor Inc
PDF File 3406260.pdf 1.23 MB Shaun Ewing Oct 15, 1968 00:00
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US-3406260-A // Intercom system with separate signal, ringing, and talking links // Mceowen James R. // Bell Telephone Labor Inc
PDF File 3406265.pdf 732 kB Shaun Ewing Oct 15, 1968 00:00
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US-3406265-A // Repeater with power separation filters and with neutralization networks connected to a common terminal of signal and power channels // Jr. William J. Richter, // Bell Telephone Labor Inc
PDF File 3406274.pdf 408 kB Shaun Ewing Oct 15, 1968 00:00
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US-3406274-A // Tool for removing electrically conducting material // Smith Wilburn W. // Bell Telephone Labor Inc
PDF File 3406296.pdf 466 kB Shaun Ewing Oct 15, 1968 00:00
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US-3406296-A // Direct coupled transistor logic circuit including individual base biasing networks // Huttenhoff John H. ; Saltus George E. // Bell Telephone Labor Inc
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