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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2293519.pdf | 691 kB | Shaun Ewing | Aug 18, 1942 00:00 |
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US-2293519-A // Modulation of carrier frequencies // Shepherd William G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | Aug 18, 1942 00:00 | US-2293519-A // Modulation of carrier frequencies // Shepherd William G. // Bell Telephone Labor Inc | ||||
| PDF File 2293258.pdf | 676 kB | Shaun Ewing | Aug 18, 1942 00:00 |
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US-2293258-A // Acoustic device // Harry William R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 676 kB | Shaun Ewing | Aug 18, 1942 00:00 | US-2293258-A // Acoustic device // Harry William R. // Bell Telephone Labor Inc | ||||
| PDF File 2293238.pdf | 383 kB | Shaun Ewing | Aug 18, 1942 00:00 |
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US-2293238-A // Cutting tool // Bond Walter L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 383 kB | Shaun Ewing | Aug 18, 1942 00:00 | US-2293238-A // Cutting tool // Bond Walter L. // Bell Telephone Labor Inc | ||||
| PDF File 2293191.pdf | 6.37 MB | Shaun Ewing | Aug 18, 1942 00:00 |
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US-2293191-A // Telephone system // Busch Aloysius J. ; Scudder Frederick J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 6.37 MB | Shaun Ewing | Aug 18, 1942 00:00 | US-2293191-A // Telephone system // Busch Aloysius J. ; Scudder Frederick J. // Bell Telephone Labor Inc | ||||
| PDF File 2292886.pdf | 1.98 MB | Shaun Ewing | Aug 11, 1942 00:00 |
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US-2292886-A // Rochelle salt piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.98 MB | Shaun Ewing | Aug 11, 1942 00:00 | US-2292886-A // Rochelle salt piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2292885.pdf | 1.46 MB | Shaun Ewing | Aug 11, 1942 00:00 |
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US-2292885-A // Rochelle salt piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.46 MB | Shaun Ewing | Aug 11, 1942 00:00 | US-2292885-A // Rochelle salt piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2292489.pdf | 658 kB | Shaun Ewing | Aug 11, 1942 00:00 |
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US-2292489-A // Counting device // Stibitz George R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 658 kB | Shaun Ewing | Aug 11, 1942 00:00 | US-2292489-A // Counting device // Stibitz George R. // Bell Telephone Labor Inc | ||||
| PDF File 2292388.pdf | 1.50 MB | Shaun Ewing | Aug 11, 1942 00:00 |
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US-2292388-A // Rochelle salt piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.50 MB | Shaun Ewing | Aug 11, 1942 00:00 | US-2292388-A // Rochelle salt piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2292358.pdf | 1.32 MB | Shaun Ewing | Aug 11, 1942 00:00 |
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US-2292358-A // Deep-sea apparatus housing // Bishop Walter M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.32 MB | Shaun Ewing | Aug 11, 1942 00:00 | US-2292358-A // Deep-sea apparatus housing // Bishop Walter M. // Bell Telephone Labor Inc | ||||
| PDF File 2292342.pdf | 629 kB | Shaun Ewing | Aug 04, 1942 00:00 |
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US-2292342-A // Reflecting system for antennas // Schelkunoff Sergei A. ; Sharpless William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 629 kB | Shaun Ewing | Aug 04, 1942 00:00 | US-2292342-A // Reflecting system for antennas // Schelkunoff Sergei A. ; Sharpless William M. // Bell Telephone Labor Inc | ||||
| PDF File 2291615.pdf | 1.02 MB | Shaun Ewing | Aug 04, 1942 00:00 |
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US-2291615-A // Telephone system // Ferrell Enoch B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Aug 04, 1942 00:00 | US-2291615-A // Telephone system // Ferrell Enoch B. // Bell Telephone Labor Inc | ||||
| PDF File 2291566.pdf | 390 kB | Shaun Ewing | Jul 28, 1942 00:00 |
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US-2291566-A // Electrical connecting device // Walsh Edward G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 390 kB | Shaun Ewing | Jul 28, 1942 00:00 | US-2291566-A // Electrical connecting device // Walsh Edward G. // Bell Telephone Labor Inc | ||||
| PDF File 2291481.pdf | 1.51 MB | Shaun Ewing | Jul 28, 1942 00:00 |
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US-2291481-A // Telephone system // Mcdavitt Marcellus B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.51 MB | Shaun Ewing | Jul 28, 1942 00:00 | US-2291481-A // Telephone system // Mcdavitt Marcellus B. // Bell Telephone Labor Inc | ||||
| PDF File 2289951.pdf | 437 kB | Shaun Ewing | Jul 14, 1942 00:00 |
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US-2289951-A // Electron apparatus // Yeutter Clyde S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 437 kB | Shaun Ewing | Jul 14, 1942 00:00 | US-2289951-A // Electron apparatus // Yeutter Clyde S. // Bell Telephone Labor Inc | ||||
| PDF File 2289895.pdf | 3.66 MB | Shaun Ewing | Jul 14, 1942 00:00 |
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US-2289895-A // Telephone system // Abbott Henry H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.66 MB | Shaun Ewing | Jul 14, 1942 00:00 | US-2289895-A // Telephone system // Abbott Henry H. // Bell Telephone Labor Inc | ||||
| PDF File 2289830.pdf | 773 kB | Shaun Ewing | Jul 14, 1942 00:00 |
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US-2289830-A // Circuit closing device // Ellwood Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 773 kB | Shaun Ewing | Jul 14, 1942 00:00 | US-2289830-A // Circuit closing device // Ellwood Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 2289746.pdf | 860 kB | Shaun Ewing | Jul 14, 1942 00:00 |
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US-2289746-A // Teletypewriter "answer back" circuit // Bacon Walter M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 860 kB | Shaun Ewing | Jul 14, 1942 00:00 | US-2289746-A // Teletypewriter "answer back" circuit // Bacon Walter M. // Bell Telephone Labor Inc | ||||
| PDF File 2289564.pdf | 604 kB | Shaun Ewing | Jul 14, 1942 00:00 |
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US-2289564-A // Phase modulating system // Wrathall Leishman R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 604 kB | Shaun Ewing | Jul 14, 1942 00:00 | US-2289564-A // Phase modulating system // Wrathall Leishman R. // Bell Telephone Labor Inc | ||||
| PDF File 2289503.pdf | 1.32 MB | Shaun Ewing | Jul 14, 1942 00:00 |
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US-2289503-A // Telephone system // Koechling Charles D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.32 MB | Shaun Ewing | Jul 14, 1942 00:00 | US-2289503-A // Telephone system // Koechling Charles D. // Bell Telephone Labor Inc | ||||
| PDF File 2289174.pdf | 1.14 MB | Shaun Ewing | Jul 07, 1942 00:00 |
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US-2289174-A // Carrier transmission system // Botsford Nelson // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.14 MB | Shaun Ewing | Jul 07, 1942 00:00 | US-2289174-A // Carrier transmission system // Botsford Nelson // Bell Telephone Labor Inc |
