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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2301844.pdf | 384 kB | Shaun Ewing | Nov 10, 1942 00:00 |
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US-2301844-A // Telegraph alarm system // Anderson Clyde Christen // American Telephone & Telegraph | |||
| Version 1 (current) | 384 kB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301844-A // Telegraph alarm system // Anderson Clyde Christen // American Telephone & Telegraph | ||||
| PDF File 2301837.pdf | 1.28 MB | Shaun Ewing | Nov 10, 1942 00:00 |
|
US-2301837-A // Testing arrangement for trunks to community dial offices // Wiley Mason Bain ; Forester Anthony // American Telephone & Telegraph | |||
| Version 1 (current) | 1.28 MB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301837-A // Testing arrangement for trunks to community dial offices // Wiley Mason Bain ; Forester Anthony // American Telephone & Telegraph | ||||
| PDF File 2301831.pdf | 324 kB | Shaun Ewing | Nov 10, 1942 00:00 |
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US-2301831-A // Apparatus to indicate teletypewriter skipping // Townsend George Franklin // American Telephone & Telegraph | |||
| Version 1 (current) | 324 kB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301831-A // Apparatus to indicate teletypewriter skipping // Townsend George Franklin // American Telephone & Telegraph | ||||
| PDF File 2301828.pdf | 1.25 MB | Shaun Ewing | Nov 10, 1942 00:00 |
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US-2301828-A // Frequency sensitive elements // Stone John Stone // American Telephone & Telegraph | |||
| Version 1 (current) | 1.25 MB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301828-A // Frequency sensitive elements // Stone John Stone // American Telephone & Telegraph | ||||
| PDF File 2301824.pdf | 222 kB | Shaun Ewing | Nov 10, 1942 00:00 |
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US-2301824-A // Guard for coin gauges // Simson Robie Seymour // American Telephone & Telegraph | |||
| Version 1 (current) | 222 kB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301824-A // Guard for coin gauges // Simson Robie Seymour // American Telephone & Telegraph | ||||
| PDF File 2301211.pdf | 370 kB | Shaun Ewing | Nov 10, 1942 00:00 |
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US-2301211-A // Teletypewriter system // Hanley Frank Harold // American Telephone & Telegraph | |||
| Version 1 (current) | 370 kB | Shaun Ewing | Nov 10, 1942 00:00 | US-2301211-A // Teletypewriter system // Hanley Frank Harold // American Telephone & Telegraph | ||||
| PDF File 2300050.pdf | 426 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300050-A // Teletypewriter control system // Leonard James Mortimer ; Borgeson Carl Anders // American Telephone & Telegraph | |||
| Version 1 (current) | 426 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300050-A // Teletypewriter control system // Leonard James Mortimer ; Borgeson Carl Anders // American Telephone & Telegraph | ||||
| PDF File 2300045.pdf | 763 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300045-A // Teletypewriter system // Gammell Ernest Osmond // American Telephone & Telegraph | |||
| Version 1 (current) | 763 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300045-A // Teletypewriter system // Gammell Ernest Osmond // American Telephone & Telegraph | ||||
| PDF File 2300044.pdf | 792 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300044-A // Telephone subscriber's station // Dewire Donald Stevens // American Telephone & Telegraph | |||
| Version 1 (current) | 792 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300044-A // Telephone subscriber's station // Dewire Donald Stevens // American Telephone & Telegraph | ||||
| PDF File 2300035.pdf | 624 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300035-A // Means for suspending aerial cables // Neale Dory Jacob // American Telephone & Telegraph | |||
| Version 1 (current) | 624 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300035-A // Means for suspending aerial cables // Neale Dory Jacob // American Telephone & Telegraph | ||||
| PDF File 2300007.pdf | 612 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300007-A // Telegraph system // Richards Kenneth Watson // American Telephone & Telegraph | |||
| Version 1 (current) | 612 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300007-A // Telegraph system // Richards Kenneth Watson // American Telephone & Telegraph | ||||
| PDF File 2300003.pdf | 991 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300003-A // Selective signaling system // Neiswinter James T. // American Telephone & Telegraph | |||
| Version 1 (current) | 991 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300003-A // Selective signaling system // Neiswinter James T. // American Telephone & Telegraph | ||||
| PDF File 2299987.pdf | 353 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299987-A // Portable apparatus for cleaning electrical equipment // Hunter Frederick Raymond // American Telephone & Telegraph | |||
| Version 1 (current) | 353 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299987-A // Portable apparatus for cleaning electrical equipment // Hunter Frederick Raymond // American Telephone & Telegraph | ||||
| PDF File 2299969.pdf | 567 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299969-A // Signaling arrangement for telegraph systems // Egner Robert James ; Walker Charles Robert // American Telephone & Telegraph | |||
| Version 1 (current) | 567 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299969-A // Signaling arrangement for telegraph systems // Egner Robert James ; Walker Charles Robert // American Telephone & Telegraph | ||||
| PDF File 2293629.pdf | 502 kB | Shaun Ewing | Aug 18, 1942 00:00 |
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US-2293629-A // Telegraph system // Rowe William Luck // American Telephone & Telegraph | |||
| Version 1 (current) | 502 kB | Shaun Ewing | Aug 18, 1942 00:00 | US-2293629-A // Telegraph system // Rowe William Luck // American Telephone & Telegraph | ||||
| PDF File 2293611.pdf | 1.51 MB | Shaun Ewing | Aug 18, 1942 00:00 |
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US-2293611-A // Telephone system // Meeds Lloyd T. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.51 MB | Shaun Ewing | Aug 18, 1942 00:00 | US-2293611-A // Telephone system // Meeds Lloyd T. // American Telephone & Telegraph | ||||
| PDF File 2293588.pdf | 1.37 MB | Shaun Ewing | Aug 18, 1942 00:00 |
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US-2293588-A // Telephone system // Cain George Leland ; Soucy Harold Arthur // American Telephone & Telegraph | |||
| Version 1 (current) | 1.37 MB | Shaun Ewing | Aug 18, 1942 00:00 | US-2293588-A // Telephone system // Cain George Leland ; Soucy Harold Arthur // American Telephone & Telegraph | ||||
| PDF File 2284612.pdf | 2.18 MB | Shaun Ewing | May 26, 1942 00:00 |
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US-2284612-A // Phase control in electrical transmission // Green Estill Ibbotson ; Monk Newton // American Telephone & Telegraph | |||
| Version 1 (current) | 2.18 MB | Shaun Ewing | May 26, 1942 00:00 | US-2284612-A // Phase control in electrical transmission // Green Estill Ibbotson ; Monk Newton // American Telephone & Telegraph | ||||
| PDF File 2284329.pdf | 1.04 MB | Shaun Ewing | May 26, 1942 00:00 |
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US-2284329-A // Telephone system // Lesti Arnold // American Telephone & Telegraph | |||
| Version 1 (current) | 1.04 MB | Shaun Ewing | May 26, 1942 00:00 | US-2284329-A // Telephone system // Lesti Arnold // American Telephone & Telegraph | ||||
| PDF File 2284324.pdf | 348 kB | Shaun Ewing | May 26, 1942 00:00 |
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US-2284324-A // Typing mechanism // Klabunde Henry William // American Telephone & Telegraph | |||
| Version 1 (current) | 348 kB | Shaun Ewing | May 26, 1942 00:00 | US-2284324-A // Typing mechanism // Klabunde Henry William // American Telephone & Telegraph |
