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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2407325.pdf | 339 kB | Shaun Ewing | Sept 10, 1946 00:00 |
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US-2407325-A // Range converter // Parkinson David B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 339 kB | Shaun Ewing | Sept 10, 1946 00:00 | US-2407325-A // Range converter // Parkinson David B. // Bell Telephone Labor Inc | ||||
| PDF File 2429216.pdf | 338 kB | Shaun Ewing | Oct 21, 1947 00:00 |
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US-2429216-A // Electrical phase indicating apparatus // Bollman John H. ; Jr. John G. Kreer, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 338 kB | Shaun Ewing | Oct 21, 1947 00:00 | US-2429216-A // Electrical phase indicating apparatus // Bollman John H. ; Jr. John G. Kreer, // Bell Telephone Labor Inc | ||||
| PDF File 2468454.pdf | 337 kB | Shaun Ewing | Apr 26, 1949 00:00 |
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US-2468454-A // Acoustic wave filter with resistive termination, including side branch chamber // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 337 kB | Shaun Ewing | Apr 26, 1949 00:00 | US-2468454-A // Acoustic wave filter with resistive termination, including side branch chamber // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2423093.pdf | 337 kB | Shaun Ewing | Jul 01, 1947 00:00 |
|
US-2423093-A // Ethylene glycol-isopropylene glycol-sebacic acid-aconitic acid polyester // Frosch Carl J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 337 kB | Shaun Ewing | Jul 01, 1947 00:00 | US-2423093-A // Ethylene glycol-isopropylene glycol-sebacic acid-aconitic acid polyester // Frosch Carl J. // Bell Telephone Labor Inc | ||||
| PDF File 2432083.pdf | 336 kB | Shaun Ewing | Dec 09, 1947 00:00 |
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US-2432083-A // Hydrophone // Jr. Robert Black, ; Romanow Frank F. ; Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 336 kB | Shaun Ewing | Dec 09, 1947 00:00 | US-2432083-A // Hydrophone // Jr. Robert Black, ; Romanow Frank F. ; Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 2426595.pdf | 335 kB | Shaun Ewing | Sept 02, 1947 00:00 |
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US-2426595-A // Switching system // Busch Aloysius J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 335 kB | Shaun Ewing | Sept 02, 1947 00:00 | US-2426595-A // Switching system // Busch Aloysius J. // Bell Telephone Labor Inc | ||||
| PDF File 2452114.pdf | 335 kB | Shaun Ewing | Oct 26, 1948 00:00 |
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US-2452114-A // Balanced wave filter // Farkas Francis S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 335 kB | Shaun Ewing | Oct 26, 1948 00:00 | US-2452114-A // Balanced wave filter // Farkas Francis S. // Bell Telephone Labor Inc | ||||
| PDF File 2413715.pdf | 335 kB | Shaun Ewing | Jan 07, 1947 00:00 |
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US-2413715-A // Retractile cord // Kemp Archie R. ; Webber Carroll A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 335 kB | Shaun Ewing | Jan 07, 1947 00:00 | US-2413715-A // Retractile cord // Kemp Archie R. ; Webber Carroll A. // Bell Telephone Labor Inc | ||||
| PDF File 2409617.pdf | 335 kB | Shaun Ewing | Oct 22, 1946 00:00 |
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US-2409617-A // Signal distributor // Elliott Stanley J. ; Hovgaard Ole M. ; Mallina Rudolph F. ; Thomas Frank M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 335 kB | Shaun Ewing | Oct 22, 1946 00:00 | US-2409617-A // Signal distributor // Elliott Stanley J. ; Hovgaard Ole M. ; Mallina Rudolph F. ; Thomas Frank M. // Bell Telephone Labor Inc | ||||
| PDF File 2418826.pdf | 335 kB | Shaun Ewing | Apr 15, 1947 00:00 |
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US-2418826-A // Multivibrator circuit // Engstrom Olle D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 335 kB | Shaun Ewing | Apr 15, 1947 00:00 | US-2418826-A // Multivibrator circuit // Engstrom Olle D. // Bell Telephone Labor Inc | ||||
| PDF File 2419203.pdf | 334 kB | Shaun Ewing | Apr 22, 1947 00:00 |
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US-2419203-A // Plotting board // Edwards Paul G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 334 kB | Shaun Ewing | Apr 22, 1947 00:00 | US-2419203-A // Plotting board // Edwards Paul G. // Bell Telephone Labor Inc | ||||
| PDF File 2485457.pdf | 334 kB | Shaun Ewing | Oct 18, 1949 00:00 |
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US-2485457-A // Antenna system // Potter Ralph K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 334 kB | Shaun Ewing | Oct 18, 1949 00:00 | US-2485457-A // Antenna system // Potter Ralph K. // Bell Telephone Labor Inc | ||||
| PDF File 2530556.pdf | 333 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530556-A // Support and cord assembly for hand telephones // Jr. William G. Turnbull, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 333 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530556-A // Support and cord assembly for hand telephones // Jr. William G. Turnbull, // Bell Telephone Labor Inc | ||||
| PDF File 2403989.pdf | 332 kB | Shaun Ewing | Jul 16, 1946 00:00 |
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US-2403989-A // Potentiometer device // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 332 kB | Shaun Ewing | Jul 16, 1946 00:00 | US-2403989-A // Potentiometer device // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2519280.pdf | 332 kB | Shaun Ewing | Aug 15, 1950 00:00 |
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US-2519280-A // Method and composition for making ceramic articles // Potter John F. ; Rigterink Merlc D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 332 kB | Shaun Ewing | Aug 15, 1950 00:00 | US-2519280-A // Method and composition for making ceramic articles // Potter John F. ; Rigterink Merlc D. // Bell Telephone Labor Inc | ||||
| PDF File 2399770.pdf | 331 kB | Shaun Ewing | May 07, 1946 00:00 |
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US-2399770-A // Sealing of glass to metal // Taylor Raymond L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 331 kB | Shaun Ewing | May 07, 1946 00:00 | US-2399770-A // Sealing of glass to metal // Taylor Raymond L. // Bell Telephone Labor Inc | ||||
| PDF File 2414793.pdf | 330 kB | Shaun Ewing | Jan 28, 1947 00:00 |
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US-2414793-A // Method of making resistors // Becker Joseph A. ; Christensen Howard // Bell Telephone Labor Inc | |||
| Version 1 (current) | 330 kB | Shaun Ewing | Jan 28, 1947 00:00 | US-2414793-A // Method of making resistors // Becker Joseph A. ; Christensen Howard // Bell Telephone Labor Inc | ||||
| PDF File 2424564.pdf | 329 kB | Shaun Ewing | Jul 29, 1947 00:00 |
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US-2424564-A // Geared speed reducer with means for adjusting backlash // Halbrook Warwick W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 329 kB | Shaun Ewing | Jul 29, 1947 00:00 | US-2424564-A // Geared speed reducer with means for adjusting backlash // Halbrook Warwick W. // Bell Telephone Labor Inc | ||||
| PDF File 2502488.pdf | 329 kB | Shaun Ewing | Apr 04, 1950 00:00 |
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US-2502488-A // Semiconductor amplifier // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 329 kB | Shaun Ewing | Apr 04, 1950 00:00 | US-2502488-A // Semiconductor amplifier // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2418842.pdf | 328 kB | Shaun Ewing | Apr 15, 1947 00:00 |
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US-2418842-A // Scanning oscillator // Kinsburg Boris J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 328 kB | Shaun Ewing | Apr 15, 1947 00:00 | US-2418842-A // Scanning oscillator // Kinsburg Boris J. // Bell Telephone Labor Inc |
