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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| 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 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 2817477.pdf | 8.24 MB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817477-A // Electronic computer // Williams Samuel B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 8.24 MB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817477-A // Electronic computer // Williams Samuel B. // 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 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 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 2817707.pdf | 1.05 MB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817707-A // Synthesis of complex waves // Weibel Erich S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817707-A // Synthesis of complex waves // Weibel Erich S. // 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 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 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 2817702.pdf | 592 kB | Shaun Ewing | Dec 24, 1957 00:00 |
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US-2817702-A // Feedback intensity control for continuous film scanner // Graham Robert E. ; Mattke Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 592 kB | Shaun Ewing | Dec 24, 1957 00:00 | US-2817702-A // Feedback intensity control for continuous film scanner // Graham Robert E. ; Mattke Charles F. // 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 2816965.pdf | 4.23 MB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2816965-A // Service observing circuits // Kuchas Francis C. ; Rosene Victor E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.23 MB | Shaun Ewing | Dec 17, 1957 00:00 | US-2816965-A // Service observing circuits // Kuchas Francis C. ; Rosene Victor E. // Bell Telephone Labor Inc | ||||
| PDF File 2817078.pdf | 1.43 MB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2817078-A // Binary digital-to-analog converter for synchro devices // Pfeiffer Sigmund B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.43 MB | Shaun Ewing | Dec 17, 1957 00:00 | US-2817078-A // Binary digital-to-analog converter for synchro devices // Pfeiffer Sigmund B. // Bell Telephone Labor Inc | ||||
| PDF File 2817016.pdf | 1.03 MB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2817016-A // Triangular wave generator // Custer Charles J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.03 MB | Shaun Ewing | Dec 17, 1957 00:00 | US-2817016-A // Triangular wave generator // Custer Charles J. // Bell Telephone Labor Inc | ||||
| PDF File 2816958.pdf | 888 kB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2816958-A // Fire and police telephone reporting system // Wadsworth Paul W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 888 kB | Shaun Ewing | Dec 17, 1957 00:00 | US-2816958-A // Fire and police telephone reporting system // Wadsworth Paul W. // Bell Telephone Labor Inc | ||||
| PDF File 2817061.pdf | 826 kB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2817061-A // Asymmetrical delta modulation system // Bowers Fritz K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 826 kB | Shaun Ewing | Dec 17, 1957 00:00 | US-2817061-A // Asymmetrical delta modulation system // Bowers Fritz K. // Bell Telephone Labor Inc | ||||
| PDF File 2817079.pdf | 815 kB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2817079-A // Switching network using diodes and transformers // Jr. William R. Young, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 815 kB | Shaun Ewing | Dec 17, 1957 00:00 | US-2817079-A // Switching network using diodes and transformers // Jr. William R. Young, // Bell Telephone Labor Inc | ||||
| PDF File 2816850.pdf | 523 kB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2816850-A // Semiconductive translator // Haring Horace E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 523 kB | Shaun Ewing | Dec 17, 1957 00:00 | US-2816850-A // Semiconductive translator // Haring Horace E. // Bell Telephone Labor Inc | ||||
| PDF File 2816847.pdf | 411 kB | Shaun Ewing | Dec 17, 1957 00:00 |
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US-2816847-A // Method of fabricating semiconductor signal translating devices // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 411 kB | Shaun Ewing | Dec 17, 1957 00:00 | US-2816847-A // Method of fabricating semiconductor signal translating devices // Shockley William // Bell Telephone Labor Inc |
