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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1676240.pdf | 699 kB | Shaun Ewing | Jul 10, 1928 00:00 |
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US-1676240-A // Radio signaling system // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 699 kB | Shaun Ewing | Jul 10, 1928 00:00 | US-1676240-A // Radio signaling system // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1676244.pdf | 609 kB | Shaun Ewing | Jul 10, 1928 00:00 |
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US-1676244-A // Multiple-channel radioreceiver // Blackwell Otto B. ; Martin De Loss K. // American Telephone & Telegraph | |||
| Version 1 (current) | 609 kB | Shaun Ewing | Jul 10, 1928 00:00 | US-1676244-A // Multiple-channel radioreceiver // Blackwell Otto B. ; Martin De Loss K. // American Telephone & Telegraph | ||||
| PDF File 1676252.pdf | 350 kB | Shaun Ewing | Jul 10, 1928 00:00 |
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US-1676252-A // Multiple-channel radioreceiver // Coxhead Harry B. // American Telephone & Telegraph | |||
| Version 1 (current) | 350 kB | Shaun Ewing | Jul 10, 1928 00:00 | US-1676252-A // Multiple-channel radioreceiver // Coxhead Harry B. // American Telephone & Telegraph | ||||
| PDF File 1676301.pdf | 981 kB | Shaun Ewing | Jul 10, 1928 00:00 |
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US-1676301-A // Program-transmission system for apartment houses // Toomey John F. // American Telephone & Telegraph | |||
| Version 1 (current) | 981 kB | Shaun Ewing | Jul 10, 1928 00:00 | US-1676301-A // Program-transmission system for apartment houses // Toomey John F. // American Telephone & Telegraph | ||||
| PDF File 1676321.pdf | 631 kB | Shaun Ewing | Jul 10, 1928 00:00 |
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US-1676321-A // Secrecy signaling system // Carpe Allen // American Telephone & Telegraph | |||
| Version 1 (current) | 631 kB | Shaun Ewing | Jul 10, 1928 00:00 | US-1676321-A // Secrecy signaling system // Carpe Allen // American Telephone & Telegraph | ||||
| PDF File 1677157.pdf | 316 kB | Shaun Ewing | Jul 17, 1928 00:00 |
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US-1677157-A // System for measuring contact rebounding // Weaver Allan // American Telephone & Telegraph | |||
| Version 1 (current) | 316 kB | Shaun Ewing | Jul 17, 1928 00:00 | US-1677157-A // System for measuring contact rebounding // Weaver Allan // American Telephone & Telegraph | ||||
| PDF File 1677190.pdf | 206 kB | Shaun Ewing | Jul 17, 1928 00:00 |
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US-1677190-A // Modulating arrangement // Loynes Owen H. // American Telephone & Telegraph | |||
| Version 1 (current) | 206 kB | Shaun Ewing | Jul 17, 1928 00:00 | US-1677190-A // Modulating arrangement // Loynes Owen H. // American Telephone & Telegraph | ||||
| PDF File 1677191.pdf | 150 kB | Shaun Ewing | Jul 17, 1928 00:00 |
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US-1677191-A // Modulating arrangement // Loynes Owen H. // American Telephone & Telegraph | |||
| Version 1 (current) | 150 kB | Shaun Ewing | Jul 17, 1928 00:00 | US-1677191-A // Modulating arrangement // Loynes Owen H. // American Telephone & Telegraph | ||||
| PDF File 1677193.pdf | 152 kB | Shaun Ewing | Jul 17, 1928 00:00 |
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US-1677193-A // Short-circuiting switch // Mccurdy Ralph G. // American Telephone & Telegraph | |||
| Version 1 (current) | 152 kB | Shaun Ewing | Jul 17, 1928 00:00 | US-1677193-A // Short-circuiting switch // Mccurdy Ralph G. // American Telephone & Telegraph | ||||
| PDF File 1677224.pdf | 291 kB | Shaun Ewing | Jul 17, 1928 00:00 |
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US-1677224-A // Carrier-receiving system // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 291 kB | Shaun Ewing | Jul 17, 1928 00:00 | US-1677224-A // Carrier-receiving system // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1677956.pdf | 1.12 MB | Shaun Ewing | Jul 24, 1928 00:00 |
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US-1677956-A // Broadside antenna array // Dean Samuel W. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.12 MB | Shaun Ewing | Jul 24, 1928 00:00 | US-1677956-A // Broadside antenna array // Dean Samuel W. // American Telephone & Telegraph | ||||
| PDF File 1677957.pdf | 366 kB | Shaun Ewing | Jul 24, 1928 00:00 |
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US-1677957-A // Telephone system // Eagon Lloyd L. // American Telephone & Telegraph | |||
| Version 1 (current) | 366 kB | Shaun Ewing | Jul 24, 1928 00:00 | US-1677957-A // Telephone system // Eagon Lloyd L. // American Telephone & Telegraph | ||||
| PDF File 1677966.pdf | 572 kB | Shaun Ewing | Jul 24, 1928 00:00 |
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US-1677966-A // Carrier signaling system // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 572 kB | Shaun Ewing | Jul 24, 1928 00:00 | US-1677966-A // Carrier signaling system // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 1677967.pdf | 871 kB | Shaun Ewing | Jul 24, 1928 00:00 |
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US-1677967-A // Radio signaling system // Holden William H. T. // American Telephone & Telegraph | |||
| Version 1 (current) | 871 kB | Shaun Ewing | Jul 24, 1928 00:00 | US-1677967-A // Radio signaling system // Holden William H. T. // American Telephone & Telegraph | ||||
| PDF File 1677983.pdf | 736 kB | Shaun Ewing | Jul 24, 1928 00:00 |
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US-1677983-A // Printing-telegraph exchange system // Parker Raizemond D. ; Perry Donald B. // American Telephone & Telegraph | |||
| Version 1 (current) | 736 kB | Shaun Ewing | Jul 24, 1928 00:00 | US-1677983-A // Printing-telegraph exchange system // Parker Raizemond D. ; Perry Donald B. // American Telephone & Telegraph | ||||
| PDF File 1678663.pdf | 280 kB | Shaun Ewing | Jul 31, 1928 00:00 |
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US-1678663-A // Insulator // Wilson Leon T. // American Telephone & Telegraph | |||
| Version 1 (current) | 280 kB | Shaun Ewing | Jul 31, 1928 00:00 | US-1678663-A // Insulator // Wilson Leon T. // American Telephone & Telegraph | ||||
| PDF File 1678665.pdf | 465 kB | Shaun Ewing | Jul 31, 1928 00:00 |
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US-1678665-A // High-frequency measuring system // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 465 kB | Shaun Ewing | Jul 31, 1928 00:00 | US-1678665-A // High-frequency measuring system // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1678672.pdf | 938 kB | Shaun Ewing | Jul 31, 1928 00:00 |
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US-1678672-A // Two-way radio telephone system // Espenschied Lloyd ; Anderson Clifford N. // American Telephone & Telegraph | |||
| Version 1 (current) | 938 kB | Shaun Ewing | Jul 31, 1928 00:00 | US-1678672-A // Two-way radio telephone system // Espenschied Lloyd ; Anderson Clifford N. // American Telephone & Telegraph | ||||
| PDF File 1678674.pdf | 512 kB | Shaun Ewing | Jul 31, 1928 00:00 |
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US-1678674-A // Method and apparatus for computation // Jr. Walter Koenig, // American Telephone & Telegraph | |||
| Version 1 (current) | 512 kB | Shaun Ewing | Jul 31, 1928 00:00 | US-1678674-A // Method and apparatus for computation // Jr. Walter Koenig, // American Telephone & Telegraph | ||||
| PDF File 1678685.pdf | 681 kB | Shaun Ewing | Jul 31, 1928 00:00 |
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US-1678685-A // Telephone signal system // Toomey John F. // American Telephone & Telegraph | |||
| Version 1 (current) | 681 kB | Shaun Ewing | Jul 31, 1928 00:00 | US-1678685-A // Telephone signal system // Toomey John F. // American Telephone & Telegraph |
