Name Size Creator Creation Date Labels Comment  
PDF File 3398025.pdf 143 kB Shaun Ewing Aug 20, 1968 00:00
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US-3398025-A // Nickel-cadmium battery electrodes // Gottlieb Melvin H. // Bell Telephone Labor Inc
PDF File 3398403.pdf 426 kB Shaun Ewing Aug 20, 1968 00:00
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US-3398403-A // Data processing circuit // Jr. Bernard Ostendorf, // Bell Telephone Labor Inc
PDF File 3399343.pdf 490 kB Shaun Ewing Aug 27, 1968 00:00
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US-3399343-A // Automatic filter selection circuit for a transmission meansuring test set // Haynie Gerald D. // Bell Telephone Labor Inc
PDF File 3399355.pdf 316 kB Shaun Ewing Aug 27, 1968 00:00
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US-3399355-A // Transistor amplifier with cllass ab biasing circuit // Ault Cyrus F. // Bell Telephone Labor Inc
PDF File 3399358.pdf 366 kB Shaun Ewing Aug 27, 1968 00:00
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US-3399358-A // Amplifier distortion control by switching // Rinehart James D. // Bell Telephone Labor Inc
PDF File 3399449.pdf 566 kB Shaun Ewing Sept 03, 1968 00:00
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US-3399449-A // Method of making coaxial cable // Mcgean Thomas J. ; Nathanson Daniel // Bell Telephone Labor Inc
PDF File 3399942.pdf 349 kB Shaun Ewing Sept 03, 1968 00:00
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US-3399942-A // Gas lens employing two oppositely flowing gases having unequal refractive indices // Berreman Dwight W. // Bell Telephone Labor Inc
PDF File 3400226.pdf 372 kB Shaun Ewing Sept 03, 1968 00:00
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US-3400226-A // Hand telephone set // Krumreich Charles L. ; Mills Eugene A. // Bell Telephone Labor Inc
PDF File 3400332.pdf 601 kB Shaun Ewing Sept 03, 1968 00:00
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US-3400332-A // Automatic equalizer for quadrature data channels // Jr. John F. O'Neill, ; Saltzberg Burton R. // Bell Telephone Labor Inc
PDF File 3400340.pdf 478 kB Shaun Ewing Sept 03, 1968 00:00
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US-3400340-A // Ultrasonic wave transmission devices // Papadakis Emmanuel P. // Bell Telephone Labor Inc
PDF File 3400341.pdf 308 kB Shaun Ewing Sept 03, 1968 00:00
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US-3400341-A // Elastic dispersive delay line // Sittig Erhard K. // Bell Telephone Labor Inc
PDF File 3400395.pdf 961 kB Shaun Ewing Sept 03, 1968 00:00
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US-3400395-A // Amplitude comparison apparatus // Lenigan Thomas E. // Bell Telephone Labor Inc
PDF File 3400993.pdf 362 kB Shaun Ewing Sept 10, 1968 00:00
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US-3400993-A // Gas lens for optical frequency range using two or more gases having unequal refractive indices // Beck Alfred C. ; Conklin Glenn E. ; Hutson Andrew R. // Bell Telephone Labor Inc
PDF File 3401235.pdf 13.37 MB Shaun Ewing Sept 10, 1968 00:00
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US-3401235-A // Time division communication system // Corbin Joseph E. ; Helfrich John H. ; Heller Kenneth A. ; Nicodemus Keith L. ; Jr. George W. Smith, ; Jr. Albert E. Spencer, ; Townley Ray C. // Bell Telephone Labor Inc
PDF File 3401266.pdf 415 kB Shaun Ewing Sept 10, 1968 00:00
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US-3401266-A // Logic arrangement employing light generating diodes, photosensitive diodes and reflecting grating means // Cooke-Yarborough Edmund H. // Bell Telephone Labor Inc
PDF File 3401299.pdf 964 kB Shaun Ewing Sept 10, 1968 00:00
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US-3401299-A // Video storage tube // Crowell Merton H. // Bell Telephone Labor Inc
PDF File 3401336.pdf 310 kB Shaun Ewing Sept 10, 1968 00:00
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US-3401336-A // Apparatus for determining current direction in response to two separate flux interactions // Wagar Harold N. // Bell Telephone Labor Inc
PDF File 3401340.pdf 522 kB Shaun Ewing Sept 10, 1968 00:00
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US-3401340-A // Diversity receiver with revertive action to a preferred selection // Jr. Claude I. L. Cronburg, ; King Harold T. ; Knapp Joseph W. ; Smith Frederick M. // Bell Telephone Labor Inc
PDF File 3401342.pdf 2.96 MB Shaun Ewing Sept 10, 1968 00:00
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US-3401342-A // Suppressed carrier transmission system for multilevel amplitude modulated data signals // Becker Floyd K. // Bell Telephone Labor Inc
PDF File 3401352.pdf 381 kB Shaun Ewing Sept 10, 1968 00:00
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US-3401352-A // Two-port network for realizing transfer functions // Mitra Sanjit K. // Bell Telephone Labor Inc
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