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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2416346.pdf | 544 kB | Shaun Ewing | Feb 25, 1947 00:00 |
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US-2416346-A // Visual reception of radio waves // Potter Ralph K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 544 kB | Shaun Ewing | Feb 25, 1947 00:00 | US-2416346-A // Visual reception of radio waves // Potter Ralph K. // Bell Telephone Labor Inc | ||||
| PDF File 2534393.pdf | 544 kB | Shaun Ewing | Dec 19, 1950 00:00 |
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US-2534393-A // Electrode assembly for electrical discharge devices // Walsh Edward J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 544 kB | Shaun Ewing | Dec 19, 1950 00:00 | US-2534393-A // Electrode assembly for electrical discharge devices // Walsh Edward J. // Bell Telephone Labor Inc | ||||
| PDF File 2488607.pdf | 543 kB | Shaun Ewing | Nov 22, 1949 00:00 |
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US-2488607-A // Automatic message accounting system // Seibel Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 543 kB | Shaun Ewing | Nov 22, 1949 00:00 | US-2488607-A // Automatic message accounting system // Seibel Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2523408.pdf | 543 kB | Shaun Ewing | Sept 26, 1950 00:00 |
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US-2523408-A // Control mechanism // Williford Oscar H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 543 kB | Shaun Ewing | Sept 26, 1950 00:00 | US-2523408-A // Control mechanism // Williford Oscar H. // Bell Telephone Labor Inc | ||||
| PDF File 2458552.pdf | 542 kB | Shaun Ewing | Jan 11, 1949 00:00 |
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US-2458552-A // Method of making electrical contacting elements // Blattner David G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 542 kB | Shaun Ewing | Jan 11, 1949 00:00 | US-2458552-A // Method of making electrical contacting elements // Blattner David G. // Bell Telephone Labor Inc | ||||
| PDF File 2522521.pdf | 540 kB | Shaun Ewing | Sept 19, 1950 00:00 |
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US-2522521-A // Thermal transistor microphone // Kock Winston E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 540 kB | Shaun Ewing | Sept 19, 1950 00:00 | US-2522521-A // Thermal transistor microphone // Kock Winston E. // Bell Telephone Labor Inc | ||||
| PDF File 2446630.pdf | 540 kB | Shaun Ewing | Aug 10, 1948 00:00 |
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US-2446630-A // Range measurement // Bryant Newton W. ; Crump Elmo E. ; Dungan Merrill R. ; Strand John // Bell Telephone Labor Inc | |||
| Version 1 (current) | 540 kB | Shaun Ewing | Aug 10, 1948 00:00 | US-2446630-A // Range measurement // Bryant Newton W. ; Crump Elmo E. ; Dungan Merrill R. ; Strand John // Bell Telephone Labor Inc | ||||
| PDF File 2511114.pdf | 540 kB | Shaun Ewing | Jun 13, 1950 00:00 |
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US-2511114-A // Polarized electromagnet // Lavery Grant G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 540 kB | Shaun Ewing | Jun 13, 1950 00:00 | US-2511114-A // Polarized electromagnet // Lavery Grant G. // Bell Telephone Labor Inc | ||||
| PDF File 2416322.pdf | 538 kB | Shaun Ewing | Feb 25, 1947 00:00 |
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US-2416322-A // High-frequency coupling circuit // Kellogg William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 538 kB | Shaun Ewing | Feb 25, 1947 00:00 | US-2416322-A // High-frequency coupling circuit // Kellogg William M. // Bell Telephone Labor Inc | ||||
| PDF File 2455247.pdf | 538 kB | Shaun Ewing | Nov 30, 1948 00:00 |
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US-2455247-A // Electric motor control apparatus // Griest Raymond H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 538 kB | Shaun Ewing | Nov 30, 1948 00:00 | US-2455247-A // Electric motor control apparatus // Griest Raymond H. // Bell Telephone Labor Inc | ||||
| PDF File 2430457.pdf | 537 kB | Shaun Ewing | Nov 11, 1947 00:00 |
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US-2430457-A // Key control sender // Dimond Thomas L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Nov 11, 1947 00:00 | US-2430457-A // Key control sender // Dimond Thomas L. // Bell Telephone Labor Inc | ||||
| PDF File 2453313.pdf | 537 kB | Shaun Ewing | Nov 09, 1948 00:00 |
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US-2453313-A // Method of manufacturing communication cables // Gordon Chester S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Nov 09, 1948 00:00 | US-2453313-A // Method of manufacturing communication cables // Gordon Chester S. // Bell Telephone Labor Inc | ||||
| PDF File 2511207.pdf | 537 kB | Shaun Ewing | Jun 13, 1950 00:00 |
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US-2511207-A // Dynamoelectric machine // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Jun 13, 1950 00:00 | US-2511207-A // Dynamoelectric machine // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2502915.pdf | 537 kB | Shaun Ewing | Apr 04, 1950 00:00 |
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US-2502915-A // Control knob device // Atkins George E. ; Mead Edward D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Apr 04, 1950 00:00 | US-2502915-A // Control knob device // Atkins George E. ; Mead Edward D. // Bell Telephone Labor Inc | ||||
| PDF File 2409227.pdf | 537 kB | Shaun Ewing | Oct 15, 1946 00:00 |
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US-2409227-A // Ultra high frequency electronic device // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Oct 15, 1946 00:00 | US-2409227-A // Ultra high frequency electronic device // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2438891.pdf | 537 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438891-A // Telephone booth // Beardsley Harry I. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438891-A // Telephone booth // Beardsley Harry I. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | ||||
| PDF File 2409183.pdf | 536 kB | Shaun Ewing | Oct 15, 1946 00:00 |
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US-2409183-A // Microwave antenna // Beck Alfred C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 536 kB | Shaun Ewing | Oct 15, 1946 00:00 | US-2409183-A // Microwave antenna // Beck Alfred C. // Bell Telephone Labor Inc | ||||
| PDF File 2392350.pdf | 535 kB | Shaun Ewing | Jan 08, 1946 00:00 |
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US-2392350-A // Ultrasonic cell // Willard Gerald W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 535 kB | Shaun Ewing | Jan 08, 1946 00:00 | US-2392350-A // Ultrasonic cell // Willard Gerald W. // Bell Telephone Labor Inc | ||||
| PDF File 2526574.pdf | 534 kB | Shaun Ewing | Oct 17, 1950 00:00 |
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US-2526574-A // Secondary emitter // Mendenhall Hallam E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 534 kB | Shaun Ewing | Oct 17, 1950 00:00 | US-2526574-A // Secondary emitter // Mendenhall Hallam E. // Bell Telephone Labor Inc | ||||
| PDF File 2471967.pdf | 534 kB | Shaun Ewing | May 31, 1949 00:00 |
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US-2471967-A // Piezoelectric type switching relay // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 534 kB | Shaun Ewing | May 31, 1949 00:00 | US-2471967-A // Piezoelectric type switching relay // Mason Warren P. // Bell Telephone Labor Inc |
