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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 851856.pdf | 383 kB | Shaun Ewing | Apr 30, 1907 00:00 |
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US-851856-A // Means for nullifying inductive interference between parallel circuits. // Edward Blakeney // American Telephone & Telegraph | |||
| Version 1 (current) | 383 kB | Shaun Ewing | Apr 30, 1907 00:00 | US-851856-A // Means for nullifying inductive interference between parallel circuits. // Edward Blakeney // American Telephone & Telegraph | ||||
| PDF File 845157.pdf | 434 kB | Shaun Ewing | Feb 26, 1907 00:00 |
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US-845157-A // Composite telephonic and telegraphic circuit. // George M. Yorke // American Telephone & Telegraph | |||
| Version 1 (current) | 434 kB | Shaun Ewing | Feb 26, 1907 00:00 | US-845157-A // Composite telephonic and telegraphic circuit. // George M. Yorke // American Telephone & Telegraph | ||||
| PDF File 840987.pdf | 396 kB | Shaun Ewing | Jan 08, 1907 00:00 |
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US-840987-A // Telegraph-relay. // William E. Athearn // American Telephone & Telegraph | |||
| Version 1 (current) | 396 kB | Shaun Ewing | Jan 08, 1907 00:00 | US-840987-A // Telegraph-relay. // William E. Athearn // American Telephone & Telegraph | ||||
| PDF File 836612.pdf | 675 kB | Shaun Ewing | Nov 20, 1906 00:00 |
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US-836612-A // Regulating device for telephone relays and transmitters. // Herbert E. Shreeve // American Telephone & Telegraph | |||
| Version 1 (current) | 675 kB | Shaun Ewing | Nov 20, 1906 00:00 | US-836612-A // Regulating device for telephone relays and transmitters. // Herbert E. Shreeve // American Telephone & Telegraph | ||||
| PDF File 836611.pdf | 697 kB | Shaun Ewing | Nov 20, 1906 00:00 |
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US-836611-A // Regulating device for telephone relays and transmitters. // Herbert E. Shreeve // American Telephone & Telegraph | |||
| Version 1 (current) | 697 kB | Shaun Ewing | Nov 20, 1906 00:00 | US-836611-A // Regulating device for telephone relays and transmitters. // Herbert E. Shreeve // American Telephone & Telegraph | ||||
| PDF File 835037.pdf | 386 kB | Shaun Ewing | Nov 06, 1906 00:00 |
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US-835037-A // Telephone repeater circuit and apparatus. // Herbert E. Shreeve // American Telephone & Telegraph | |||
| Version 1 (current) | 386 kB | Shaun Ewing | Nov 06, 1906 00:00 | US-835037-A // Telephone repeater circuit and apparatus. // Herbert E. Shreeve // American Telephone & Telegraph | ||||
| PDF File 833907.pdf | 746 kB | Shaun Ewing | Oct 23, 1906 00:00 |
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US-833907-A // Signaling apparatus for telephone toll-lines. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | |||
| Version 1 (current) | 746 kB | Shaun Ewing | Oct 23, 1906 00:00 | US-833907-A // Signaling apparatus for telephone toll-lines. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | ||||
| PDF File 833906.pdf | 862 kB | Shaun Ewing | Oct 23, 1906 00:00 |
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US-833906-A // Telephone switching and busy-test apparatus. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | |||
| Version 1 (current) | 862 kB | Shaun Ewing | Oct 23, 1906 00:00 | US-833906-A // Telephone switching and busy-test apparatus. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | ||||
| PDF File 833817.pdf | 927 kB | Shaun Ewing | Oct 23, 1906 00:00 |
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US-833817-A // Telephone switching and signaling apparatus. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | |||
| Version 1 (current) | 927 kB | Shaun Ewing | Oct 23, 1906 00:00 | US-833817-A // Telephone switching and signaling apparatus. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | ||||
| PDF File 833816.pdf | 906 kB | Shaun Ewing | Oct 23, 1906 00:00 |
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US-833816-A // Telephone-circuit signaling apparatus. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | |||
| Version 1 (current) | 906 kB | Shaun Ewing | Oct 23, 1906 00:00 | US-833816-A // Telephone-circuit signaling apparatus. // James G. Wray ; Herbert T. Gardner ; William G. Kinton // American Telephone & Telegraph | ||||
| PDF File 831131.pdf | 260 kB | Shaun Ewing | Sept 18, 1906 00:00 |
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US-831131-A // Multiconductor-cable. // Walter C. Yeatman // American Telephone & Telegraph | |||
| Version 1 (current) | 260 kB | Shaun Ewing | Sept 18, 1906 00:00 | US-831131-A // Multiconductor-cable. // Walter C. Yeatman // American Telephone & Telegraph | ||||
| PDF File 820176.pdf | 917 kB | Shaun Ewing | May 08, 1906 00:00 |
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US-820176-A // Telephone-system. // Charles L. Boyce // American Telephone & Telegraph | |||
| Version 1 (current) | 917 kB | Shaun Ewing | May 08, 1906 00:00 | US-820176-A // Telephone-system. // Charles L. Boyce // American Telephone & Telegraph | ||||
| PDF File 807963.pdf | 303 kB | Shaun Ewing | Dec 19, 1905 00:00 |
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US-807963-A // Protective device. // Greenleaf Whittier Pickard // American Telephone & Telegraph | |||
| Version 1 (current) | 303 kB | Shaun Ewing | Dec 19, 1905 00:00 | US-807963-A // Protective device. // Greenleaf Whittier Pickard // American Telephone & Telegraph | ||||
| PDF File 807962.pdf | 317 kB | Shaun Ewing | Dec 19, 1905 00:00 |
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US-807962-A // Carbon-plate for protective devices. // Greenleaf Whittier Pickard // American Telephone & Telegraph | |||
| Version 1 (current) | 317 kB | Shaun Ewing | Dec 19, 1905 00:00 | US-807962-A // Carbon-plate for protective devices. // Greenleaf Whittier Pickard // American Telephone & Telegraph | ||||
| PDF File 792248.pdf | 631 kB | Shaun Ewing | Jun 13, 1905 00:00 |
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US-792248-A // Induction-coil. // George A. Campbell // American Telephone & Telegraph | |||
| Version 1 (current) | 631 kB | Shaun Ewing | Jun 13, 1905 00:00 | US-792248-A // Induction-coil. // George A. Campbell // American Telephone & Telegraph | ||||
| PDF File 791656.pdf | 848 kB | Shaun Ewing | Jun 06, 1905 00:00 |
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US-791656-A // Telephone-current reinforcer or relay. // Herbert E. Shreeve // American Telephone & Telegraph | |||
| Version 1 (current) | 848 kB | Shaun Ewing | Jun 06, 1905 00:00 | US-791656-A // Telephone-current reinforcer or relay. // Herbert E. Shreeve // American Telephone & Telegraph | ||||
| PDF File 791655.pdf | 1.52 MB | Shaun Ewing | Jun 06, 1905 00:00 |
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US-791655-A // Telephone-current reinforcer or relay. // Herbert E. Shreeve // American Telephone & Telegraph | |||
| Version 1 (current) | 1.52 MB | Shaun Ewing | Jun 06, 1905 00:00 | US-791655-A // Telephone-current reinforcer or relay. // Herbert E. Shreeve // American Telephone & Telegraph | ||||
| PDF File 786148.pdf | 768 kB | Shaun Ewing | Mar 28, 1905 00:00 |
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US-786148-A // Signal system for electric railways. // Greenleaf Whittier Pickard ; Harold J. W. Fay // American Telephone & Telegraph | |||
| Version 1 (current) | 768 kB | Shaun Ewing | Mar 28, 1905 00:00 | US-786148-A // Signal system for electric railways. // Greenleaf Whittier Pickard ; Harold J. W. Fay // American Telephone & Telegraph | ||||
| PDF File 782892.pdf | 798 kB | Shaun Ewing | Feb 21, 1905 00:00 |
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US-782892-A // Telegraphic repeating apparatus. // William E. Athearn // American Telephone & Telegraph | |||
| Version 1 (current) | 798 kB | Shaun Ewing | Feb 21, 1905 00:00 | US-782892-A // Telegraphic repeating apparatus. // William E. Athearn // American Telephone & Telegraph | ||||
| PDF File 778297.pdf | 729 kB | Shaun Ewing | Dec 27, 1904 00:00 |
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US-778297-A // Composite system duplex-telegraph circuits. // William E. Athearn // American Telephone & Telegraph | |||
| Version 1 (current) | 729 kB | Shaun Ewing | Dec 27, 1904 00:00 | US-778297-A // Composite system duplex-telegraph circuits. // William E. Athearn // American Telephone & Telegraph |
