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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 737720.pdf | 302 kB | Shaun Ewing | Sept 01, 1903 00:00 |
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US-737720-A // Electromagnet. // James Duncan // American Telephone & Telegraph | |||
| Version 1 (current) | 302 kB | Shaun Ewing | Sept 01, 1903 00:00 | US-737720-A // Electromagnet. // James Duncan // American Telephone & Telegraph | ||||
| PDF File 1188531.pdf | 298 kB | Shaun Ewing | Jun 27, 1916 00:00 |
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US-1188531-A // Duplex wireless system. // John R. Carson // American Telephone & Telegraph | |||
| Version 1 (current) | 298 kB | Shaun Ewing | Jun 27, 1916 00:00 | US-1188531-A // Duplex wireless system. // John R. Carson // American Telephone & Telegraph | ||||
| PDF File 1103079.pdf | 296 kB | Shaun Ewing | Jul 14, 1914 00:00 |
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US-1103079-A // Coil-cases for insertion in cables. // Frederick L. Rhodes // American Telephone & Telegraph | |||
| Version 1 (current) | 296 kB | Shaun Ewing | Jul 14, 1914 00:00 | US-1103079-A // Coil-cases for insertion in cables. // Frederick L. Rhodes // American Telephone & Telegraph | ||||
| PDF File 1352828.pdf | 295 kB | Shaun Ewing | Sept 14, 1920 00:00 |
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US-1352828-A // Four-wire circuit // Mills John // American Telephone & Telegraph | |||
| Version 1 (current) | 295 kB | Shaun Ewing | Sept 14, 1920 00:00 | US-1352828-A // Four-wire circuit // Mills John // American Telephone & Telegraph | ||||
| PDF File 762820.pdf | 291 kB | Shaun Ewing | Jun 14, 1904 00:00 |
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US-762820-A // Electric telephone. // Ernst Gundlach // American Telephone & Telegraph | |||
| Version 1 (current) | 291 kB | Shaun Ewing | Jun 14, 1904 00:00 | US-762820-A // Electric telephone. // Ernst Gundlach // American Telephone & Telegraph | ||||
| PDF File 1354229.pdf | 288 kB | Shaun Ewing | Sept 28, 1920 00:00 |
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US-1354229-A // Telephone-transmitter // Thompson George K. // American Telephone & Telegraph | |||
| Version 1 (current) | 288 kB | Shaun Ewing | Sept 28, 1920 00:00 | US-1354229-A // Telephone-transmitter // Thompson George K. // American Telephone & Telegraph | ||||
| PDF File 1251651.pdf | 284 kB | Shaun Ewing | Jan 01, 1918 00:00 |
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US-1251651-A // Core for magnetic coils. // Lloyd Espenschied // American Telephone & Telegraph | |||
| Version 1 (current) | 284 kB | Shaun Ewing | Jan 01, 1918 00:00 | US-1251651-A // Core for magnetic coils. // Lloyd Espenschied // American Telephone & Telegraph | ||||
| PDF File 1020244.pdf | 282 kB | Shaun Ewing | Mar 12, 1912 00:00 |
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US-1020244-A // Tool for bending rings. // John W. Wright // American Telephone & Telegraph | |||
| Version 1 (current) | 282 kB | Shaun Ewing | Mar 12, 1912 00:00 | US-1020244-A // Tool for bending rings. // John W. Wright // American Telephone & Telegraph | ||||
| PDF File 1133750.pdf | 281 kB | Shaun Ewing | Mar 30, 1915 00:00 |
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US-1133750-A // Transformer. // Thomas Shaw // American Telephone & Telegraph | |||
| Version 1 (current) | 281 kB | Shaun Ewing | Mar 30, 1915 00:00 | US-1133750-A // Transformer. // Thomas Shaw // American Telephone & Telegraph | ||||
| PDF File 1083256.pdf | 280 kB | Shaun Ewing | Dec 30, 1913 00:00 |
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US-1083256-A // Telephony. // Isidor Kitsee // American Telephone & Telegraph | |||
| Version 1 (current) | 280 kB | Shaun Ewing | Dec 30, 1913 00:00 | US-1083256-A // Telephony. // Isidor Kitsee // American Telephone & Telegraph | ||||
| PDF File 1357296.pdf | 279 kB | Shaun Ewing | Nov 02, 1920 00:00 |
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US-1357296-A // Substation-circuits // Martin William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 279 kB | Shaun Ewing | Nov 02, 1920 00:00 | US-1357296-A // Substation-circuits // Martin William H. // American Telephone & Telegraph | ||||
| PDF File 855394.pdf | 278 kB | Shaun Ewing | May 28, 1907 00:00 |
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US-855394-A // Telephone. // Oscar F. Falk // American Telephone & Telegraph | |||
| Version 1 (current) | 278 kB | Shaun Ewing | May 28, 1907 00:00 | US-855394-A // Telephone. // Oscar F. Falk // American Telephone & Telegraph | ||||
| PDF File 1347049.pdf | 276 kB | Shaun Ewing | Jul 20, 1920 00:00 |
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US-1347049-A // Correcting circuits for high-distortion lines // Martin William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 276 kB | Shaun Ewing | Jul 20, 1920 00:00 | US-1347049-A // Correcting circuits for high-distortion lines // Martin William H. // American Telephone & Telegraph | ||||
| PDF File 1094578.pdf | 275 kB | Shaun Ewing | Apr 28, 1914 00:00 |
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US-1094578-A // Duplex telegraphy. // Isidor Kitsee // American Telephone & Telegraph | |||
| Version 1 (current) | 275 kB | Shaun Ewing | Apr 28, 1914 00:00 | US-1094578-A // Duplex telegraphy. // Isidor Kitsee // American Telephone & Telegraph | ||||
| PDF File 1301827.pdf | 268 kB | Shaun Ewing | Apr 29, 1919 00:00 |
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US-1301827-A // Test-connector. // William L. Flye // American Telephone & Telegraph | |||
| Version 1 (current) | 268 kB | Shaun Ewing | Apr 29, 1919 00:00 | US-1301827-A // Test-connector. // William L. Flye // American Telephone & Telegraph | ||||
| PDF File 1352549.pdf | 267 kB | Shaun Ewing | Sept 14, 1920 00:00 |
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US-1352549-A // Cable-hanger // Jr. Charles G. Sinclair, // American Telephone & Telegraph | |||
| Version 1 (current) | 267 kB | Shaun Ewing | Sept 14, 1920 00:00 | US-1352549-A // Cable-hanger // Jr. Charles G. Sinclair, // American Telephone & Telegraph | ||||
| PDF File 501185.pdf | 267 kB | Shaun Ewing | Jul 11, 1893 00:00 |
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US-501185-A // Visible signal // Francis W. Dunbar, Of N. T. // American Telephone & Telegraph, New York NY | |||
| Version 1 (current) | 267 kB | Shaun Ewing | Jul 11, 1893 00:00 | US-501185-A // Visible signal // Francis W. Dunbar, Of N. T. // American Telephone & Telegraph, New York NY | ||||
| PDF File 896300.pdf | 266 kB | Shaun Ewing | Aug 18, 1908 00:00 |
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US-896300-A // Electrical testing instrument. // Cameron De Witt Jarvis // American Telephone & Telegraph | |||
| Version 1 (current) | 266 kB | Shaun Ewing | Aug 18, 1908 00:00 | US-896300-A // Electrical testing instrument. // Cameron De Witt Jarvis // American Telephone & Telegraph | ||||
| PDF File 1236576.pdf | 264 kB | Shaun Ewing | Aug 14, 1917 00:00 |
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US-1236576-A // Telegraphic transmission. // Isidor Kitsee // American Telephone & Telegraph | |||
| Version 1 (current) | 264 kB | Shaun Ewing | Aug 14, 1917 00:00 | US-1236576-A // Telegraphic transmission. // Isidor Kitsee // American Telephone & Telegraph | ||||
| PDF File 1228468.pdf | 264 kB | Shaun Ewing | Jun 05, 1917 00:00 |
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US-1228468-A // Method of locating special transposition-points. // Hughes Mouradian // American Telephone & Telegraph | |||
| Version 1 (current) | 264 kB | Shaun Ewing | Jun 05, 1917 00:00 | US-1228468-A // Method of locating special transposition-points. // Hughes Mouradian // American Telephone & Telegraph |
