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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2817710.pdf | 1.05 MB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817710-A // Multiparty telephone system // Low Frank K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817710-A // Multiparty telephone system // Low Frank K. // Bell Telephone Labor Inc | ||||
| PDF File 2817711.pdf | 735 kB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817711-A // Band compression system // Feldman Carl B. H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 735 kB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817711-A // Band compression system // Feldman Carl B. H. // Bell Telephone Labor Inc | ||||
| PDF File 2817812.pdf | 556 kB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817812-A // Non-reciprocal hybrid structures // Fox Arthur G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 556 kB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817812-A // Non-reciprocal hybrid structures // Fox Arthur G. // Bell Telephone Labor Inc | ||||
| PDF File 2817813.pdf | 1.56 MB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817813-A // Measurement of the complex tensor permeability and the complex dielectric constant of ferrites // Rowen John H. ; Aulock Wilhelm H. Von // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.56 MB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817813-A // Measurement of the complex tensor permeability and the complex dielectric constant of ferrites // Rowen John H. ; Aulock Wilhelm H. Von // Bell Telephone Labor Inc | ||||
| PDF File 2817822.pdf | 904 kB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817822-A // Negative impedance converter // Meyers Stanley T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 904 kB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817822-A // Negative impedance converter // Meyers Stanley T. // Bell Telephone Labor Inc | ||||
| PDF File 2817828.pdf | 4.34 MB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817828-A // Multifrequency high speed signaling system employing pulses of signaling currents ofpredetermined duration based on orthogonal functions // Mcguigan John H. ; Murphy Orlando J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.34 MB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817828-A // Multifrequency high speed signaling system employing pulses of signaling currents ofpredetermined duration based on orthogonal functions // Mcguigan John H. ; Murphy Orlando J. // Bell Telephone Labor Inc | ||||
| PDF File 2817837.pdf | 789 kB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817837-A // Microwave horn and paraboloidal reflector antenna system // Dale George V. ; Friis Harald T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 789 kB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817837-A // Microwave horn and paraboloidal reflector antenna system // Dale George V. ; Friis Harald T. // Bell Telephone Labor Inc | ||||
| PDF File 2818310.pdf | 434 kB | Shaun Ewing | Dec 31, 1957 00:00 |
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US-2818310-A // Ladder seats // Campbell Thaddeus C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 434 kB | Shaun Ewing | Dec 31, 1957 00:00 | US-2818310-A // Ladder seats // Campbell Thaddeus C. // Bell Telephone Labor Inc | ||||
| PDF File 2818470.pdf | 798 kB | Shaun Ewing | Dec 31, 1957 00:00 |
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US-2818470-A // Compensated transistor circuit // Busala Alessandro ; Meacham Larned A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 798 kB | Shaun Ewing | Dec 31, 1957 00:00 | US-2818470-A // Compensated transistor circuit // Busala Alessandro ; Meacham Larned A. // Bell Telephone Labor Inc | ||||
| PDF File 2818514.pdf | 653 kB | Shaun Ewing | Dec 31, 1957 00:00 |
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US-2818514-A // Stressed ferrite cores // Goertz Matilda F. ; Williams Howell J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 653 kB | Shaun Ewing | Dec 31, 1957 00:00 | US-2818514-A // Stressed ferrite cores // Goertz Matilda F. ; Williams Howell J. // Bell Telephone Labor Inc | ||||
| PDF File 2818528.pdf | 376 kB | Shaun Ewing | Dec 31, 1957 00:00 |
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US-2818528-A // Electron discharge device // Feinstein Joseph // Bell Telephone Labor Inc | |||
| Version 1 (current) | 376 kB | Shaun Ewing | Dec 31, 1957 00:00 | US-2818528-A // Electron discharge device // Feinstein Joseph // Bell Telephone Labor Inc | ||||
| PDF File 2818554.pdf | 959 kB | Shaun Ewing | Dec 31, 1957 00:00 |
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US-2818554-A // Three-state magnetic core circuits // Chen Wayne H. ; Lee Chi-Yuan // Bell Telephone Labor Inc | |||
| Version 1 (current) | 959 kB | Shaun Ewing | Dec 31, 1957 00:00 | US-2818554-A // Three-state magnetic core circuits // Chen Wayne H. ; Lee Chi-Yuan // Bell Telephone Labor Inc | ||||
| PDF File 2818558.pdf | 1.24 MB | Shaun Ewing | Dec 31, 1957 00:00 |
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US-2818558-A // Key pulsing circuit // Abbott Henry H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.24 MB | Shaun Ewing | Dec 31, 1957 00:00 | US-2818558-A // Key pulsing circuit // Abbott Henry H. // Bell Telephone Labor Inc | ||||
| PDF File 2819191.pdf | 787 kB | Shaun Ewing | Jan 07, 1958 00:00 |
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US-2819191-A // Method of fabricating a p-n junction // Fuller Calvin S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 787 kB | Shaun Ewing | Jan 07, 1958 00:00 | US-2819191-A // Method of fabricating a p-n junction // Fuller Calvin S. // Bell Telephone Labor Inc | ||||
| PDF File 2819341.pdf | 1020 kB | Shaun Ewing | Jan 07, 1958 00:00 |
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US-2819341-A // Transmission and reconstruction of artificial speech // Barney Harold L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1020 kB | Shaun Ewing | Jan 07, 1958 00:00 | US-2819341-A // Transmission and reconstruction of artificial speech // Barney Harold L. // Bell Telephone Labor Inc | ||||
| PDF File 2819342.pdf | 474 kB | Shaun Ewing | Jan 07, 1958 00:00 |
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US-2819342-A // Monaural-binaural transmission of sound // Becker Floyd K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 474 kB | Shaun Ewing | Jan 07, 1958 00:00 | US-2819342-A // Monaural-binaural transmission of sound // Becker Floyd K. // Bell Telephone Labor Inc | ||||
| PDF File 2819348.pdf | 524 kB | Shaun Ewing | Jan 07, 1958 00:00 |
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US-2819348-A // Stereophonic reproduction of sound // Bogert Bruce P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 524 kB | Shaun Ewing | Jan 07, 1958 00:00 | US-2819348-A // Stereophonic reproduction of sound // Bogert Bruce P. // Bell Telephone Labor Inc | ||||
| PDF File 2819354.pdf | 4.35 MB | Shaun Ewing | Jan 07, 1958 00:00 |
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US-2819354-A // Signaling transmission test and control circuit // Shoffstall Hugh F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.35 MB | Shaun Ewing | Jan 07, 1958 00:00 | US-2819354-A // Signaling transmission test and control circuit // Shoffstall Hugh F. // Bell Telephone Labor Inc | ||||
| PDF File 2819405.pdf | 2.27 MB | Shaun Ewing | Jan 07, 1958 00:00 |
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US-2819405-A // Automatic recording diffractometer and plotter // Bond Walter L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.27 MB | Shaun Ewing | Jan 07, 1958 00:00 | US-2819405-A // Automatic recording diffractometer and plotter // Bond Walter L. // Bell Telephone Labor Inc | ||||
| PDF File 2819450.pdf | 420 kB | Shaun Ewing | Jan 07, 1958 00:00 |
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US-2819450-A // Molecular resonance modulators and demodulators // Townes Charles H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 420 kB | Shaun Ewing | Jan 07, 1958 00:00 | US-2819450-A // Molecular resonance modulators and demodulators // Townes Charles H. // Bell Telephone Labor Inc |
