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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1495226.pdf | 272 kB | Shaun Ewing | May 27, 1924 00:00 |
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US-1495226-A // Detecting circuits // Hamilton Baxter P. // American Telephone & Telegraph | |||
| Version 1 (current) | 272 kB | Shaun Ewing | May 27, 1924 00:00 | US-1495226-A // Detecting circuits // Hamilton Baxter P. // American Telephone & Telegraph | ||||
| PDF File 1596941.pdf | 271 kB | Shaun Ewing | Aug 24, 1926 00:00 |
|
US-1596941-A // Measuring transmission delay // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 271 kB | Shaun Ewing | Aug 24, 1926 00:00 | US-1596941-A // Measuring transmission delay // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1596942.pdf | 271 kB | Shaun Ewing | Aug 24, 1926 00:00 |
|
US-1596942-A // Measuring transmission phase shift // Nyquist Harry ; Jr. Harry A. Etheridge, // American Telephone & Telegraph | |||
| Version 1 (current) | 271 kB | Shaun Ewing | Aug 24, 1926 00:00 | US-1596942-A // Measuring transmission phase shift // Nyquist Harry ; Jr. Harry A. Etheridge, // American Telephone & Telegraph | ||||
| PDF File 1545549.pdf | 270 kB | Shaun Ewing | Jul 14, 1925 00:00 |
|
US-1545549-A // Tandem-operated echo suppressor // Child Bradley L. // American Telephone & Telegraph | |||
| Version 1 (current) | 270 kB | Shaun Ewing | Jul 14, 1925 00:00 | US-1545549-A // Tandem-operated echo suppressor // Child Bradley L. // American Telephone & Telegraph | ||||
| PDF File 1573068.pdf | 270 kB | Shaun Ewing | Feb 16, 1926 00:00 |
|
US-1573068-A // Voltage-limiting device // Honaman Richard K. // American Telephone & Telegraph | |||
| Version 1 (current) | 270 kB | Shaun Ewing | Feb 16, 1926 00:00 | US-1573068-A // Voltage-limiting device // Honaman Richard K. // American Telephone & Telegraph | ||||
| PDF File 1728986.pdf | 270 kB | Shaun Ewing | Sept 24, 1929 00:00 |
|
US-1728986-A // Picture-transmission system // Stokes Howard G. // American Telephone & Telegraph | |||
| Version 1 (current) | 270 kB | Shaun Ewing | Sept 24, 1929 00:00 | US-1728986-A // Picture-transmission system // Stokes Howard G. // American Telephone & Telegraph | ||||
| PDF File 1625897.pdf | 270 kB | Shaun Ewing | Apr 26, 1927 00:00 |
|
US-1625897-A // Cable clamp and bridle ring // Klein Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 270 kB | Shaun Ewing | Apr 26, 1927 00:00 | US-1625897-A // Cable clamp and bridle ring // Klein Charles H. // American Telephone & Telegraph | ||||
| PDF File 1555893.pdf | 269 kB | Shaun Ewing | Oct 06, 1925 00:00 |
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US-1555893-A // Alternating-current relay // Thompson Elmer O. // American Telephone & Telegraph | |||
| Version 1 (current) | 269 kB | Shaun Ewing | Oct 06, 1925 00:00 | US-1555893-A // Alternating-current relay // Thompson Elmer O. // American Telephone & Telegraph | ||||
| PDF File 1540858.pdf | 269 kB | Shaun Ewing | Jun 09, 1925 00:00 |
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US-1540858-A // Brush // Pitcher James L. // American Telephone & Telegraph | |||
| Version 1 (current) | 269 kB | Shaun Ewing | Jun 09, 1925 00:00 | US-1540858-A // Brush // Pitcher James L. // American Telephone & Telegraph | ||||
| PDF File 1625822.pdf | 268 kB | Shaun Ewing | Apr 26, 1927 00:00 |
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US-1625822-A // Radio receiver and trouble alarm // Potter Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 268 kB | Shaun Ewing | Apr 26, 1927 00:00 | US-1625822-A // Radio receiver and trouble alarm // Potter Ralph K. // American Telephone & Telegraph | ||||
| PDF File 1475987.pdf | 268 kB | Shaun Ewing | Dec 04, 1923 00:00 |
|
US-1475987-A // Single-transmission telegraph system // Cushing William A. // American Telephone & Telegraph | |||
| Version 1 (current) | 268 kB | Shaun Ewing | Dec 04, 1923 00:00 | US-1475987-A // Single-transmission telegraph system // Cushing William A. // American Telephone & Telegraph | ||||
| PDF File 1523473.pdf | 268 kB | Shaun Ewing | Jan 20, 1925 00:00 |
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US-1523473-A // Repeater circuits // Clark Alva B. // American Telephone & Telegraph | |||
| Version 1 (current) | 268 kB | Shaun Ewing | Jan 20, 1925 00:00 | US-1523473-A // Repeater circuits // Clark Alva B. // American Telephone & Telegraph | ||||
| PDF File 1555037.pdf | 268 kB | Shaun Ewing | Sept 29, 1925 00:00 |
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US-1555037-A // Resistance amplifier // Stone John Stone // American Telephone & Telegraph | |||
| Version 1 (current) | 268 kB | Shaun Ewing | Sept 29, 1925 00:00 | US-1555037-A // Resistance amplifier // Stone John Stone // American Telephone & Telegraph | ||||
| PDF File 1567128.pdf | 268 kB | Shaun Ewing | Dec 29, 1925 00:00 |
|
US-1567128-A // Wire program-transmission system // Fetter Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 268 kB | Shaun Ewing | Dec 29, 1925 00:00 | US-1567128-A // Wire program-transmission system // Fetter Charles H. // American Telephone & Telegraph | ||||
| PDF File 1520097.pdf | 267 kB | Shaun Ewing | Dec 23, 1924 00:00 |
|
US-1520097-A // Selective signaling system // Thompson George K. // American Telephone & Telegraph | |||
| Version 1 (current) | 267 kB | Shaun Ewing | Dec 23, 1924 00:00 | US-1520097-A // Selective signaling system // Thompson George K. // American Telephone & Telegraph | ||||
| PDF File 1692904.pdf | 267 kB | Shaun Ewing | Nov 27, 1928 00:00 |
|
US-1692904-A // Amplification of photo-electric call response // Potter Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 267 kB | Shaun Ewing | Nov 27, 1928 00:00 | US-1692904-A // Amplification of photo-electric call response // Potter Ralph K. // American Telephone & Telegraph | ||||
| PDF File 1391006.pdf | 267 kB | Shaun Ewing | Sept 20, 1921 00:00 |
|
US-1391006-A // Half-duplex alternating-current telegraph system // Parker Ralzemond D. // American Telephone & Telegraph | |||
| Version 1 (current) | 267 kB | Shaun Ewing | Sept 20, 1921 00:00 | US-1391006-A // Half-duplex alternating-current telegraph system // Parker Ralzemond D. // American Telephone & Telegraph | ||||
| PDF File 1599499.pdf | 267 kB | Shaun Ewing | Sept 14, 1926 00:00 |
|
US-1599499-A // Battery light // John Everett St. // American Telephone & Telegraph | |||
| Version 1 (current) | 267 kB | Shaun Ewing | Sept 14, 1926 00:00 | US-1599499-A // Battery light // John Everett St. // American Telephone & Telegraph | ||||
| PDF File 1611224.pdf | 266 kB | Shaun Ewing | Dec 21, 1926 00:00 |
|
US-1611224-A // Method and apparatus for measuring frequency // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 266 kB | Shaun Ewing | Dec 21, 1926 00:00 | US-1611224-A // Method and apparatus for measuring frequency // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1784898.pdf | 266 kB | Shaun Ewing | Dec 16, 1930 00:00 |
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US-1784898-A // Circuit switch // Gary Laurence A. ; Tasker Homer G. // American Telephone & Telegraph | |||
| Version 1 (current) | 266 kB | Shaun Ewing | Dec 16, 1930 00:00 | US-1784898-A // Circuit switch // Gary Laurence A. ; Tasker Homer G. // American Telephone & Telegraph |
