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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2299987.pdf | 353 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299987-A // Portable apparatus for cleaning electrical equipment // Hunter Frederick Raymond // American Telephone & Telegraph | |||
| Version 1 (current) | 353 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299987-A // Portable apparatus for cleaning electrical equipment // Hunter Frederick Raymond // American Telephone & Telegraph | ||||
| PDF File 2408299.pdf | 352 kB | Shaun Ewing | Sept 24, 1946 00:00 |
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US-2408299-A // Selective signaling system // Davis Rowland Fenner // American Telephone & Telegraph | |||
| Version 1 (current) | 352 kB | Shaun Ewing | Sept 24, 1946 00:00 | US-2408299-A // Selective signaling system // Davis Rowland Fenner // American Telephone & Telegraph | ||||
| PDF File 4165446.pdf | 352 kB | Shaun Ewing | Aug 21, 1979 00:00 |
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US-4165446-A // Data transmission systems (using internal systems equipment, services and procedures of telephone companies) // Flowers; Thomas E. ; Macdonnell; Gordon S. // Flowers Thomas E ; Macdonnell Gordon S | |||
| Version 1 (current) | 352 kB | Shaun Ewing | Aug 21, 1979 00:00 | US-4165446-A // Data transmission systems (using internal systems equipment, services and procedures of telephone companies) // Flowers; Thomas E. ; Macdonnell; Gordon S. // Flowers Thomas E ; Macdonnell Gordon S | ||||
| PDF File 2632054.pdf | 352 kB | Shaun Ewing | Mar 17, 1953 00:00 |
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US-2632054-A // Hub telegraph repeater // Hanley Frank Harold // American Telephone & Telegraph | |||
| Version 1 (current) | 352 kB | Shaun Ewing | Mar 17, 1953 00:00 | US-2632054-A // Hub telegraph repeater // Hanley Frank Harold // American Telephone & Telegraph | ||||
| PDF File 4112247.pdf | 351 kB | Shaun Ewing | Sept 05, 1978 00:00 |
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US-4112247-A // Gas feeder pipe assembly including electrical conductors // Dembiak; Matthew R. ; Finnegan; John F. ; Reece; Thomas B. ; Rudolph, Jr.; Howard W. // Western Electric Company, Inc. ; American Telephone & Telegraph Co., Inc. | |||
| Version 1 (current) | 351 kB | Shaun Ewing | Sept 05, 1978 00:00 | US-4112247-A // Gas feeder pipe assembly including electrical conductors // Dembiak; Matthew R. ; Finnegan; John F. ; Reece; Thomas B. ; Rudolph, Jr.; Howard W. // Western Electric Company, Inc. ; American Telephone & Telegraph Co., Inc. | ||||
| PDF File 2306203.pdf | 349 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306203-A // Holding circuit for subscribers' stations // Anderson Clyde Christen // American Telephone & Telegraph | |||
| Version 1 (current) | 349 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306203-A // Holding circuit for subscribers' stations // Anderson Clyde Christen // American Telephone & Telegraph | ||||
| PDF File 2284324.pdf | 348 kB | Shaun Ewing | May 26, 1942 00:00 |
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US-2284324-A // Typing mechanism // Klabunde Henry William // American Telephone & Telegraph | |||
| Version 1 (current) | 348 kB | Shaun Ewing | May 26, 1942 00:00 | US-2284324-A // Typing mechanism // Klabunde Henry William // American Telephone & Telegraph | ||||
| PDF File 2625609.pdf | 347 kB | Shaun Ewing | Jan 13, 1953 00:00 |
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US-2625609-A // Telegraph repeater // Hanley Frank H. // American Telephone & Telegraph | |||
| Version 1 (current) | 347 kB | Shaun Ewing | Jan 13, 1953 00:00 | US-2625609-A // Telegraph repeater // Hanley Frank H. // American Telephone & Telegraph | ||||
| PDF File 2257683.pdf | 344 kB | Shaun Ewing | Sept 30, 1941 00:00 |
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US-2257683-A // Ticket stacking device // Haywood Kenneth Spanogle // American Telephone & Telegraph | |||
| Version 1 (current) | 344 kB | Shaun Ewing | Sept 30, 1941 00:00 | US-2257683-A // Ticket stacking device // Haywood Kenneth Spanogle // American Telephone & Telegraph | ||||
| PDF File 2719878.pdf | 343 kB | Shaun Ewing | Oct 04, 1955 00:00 |
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US-2719878-A // Alarm circuit for timed impulse supply conductors // Meachen Oren R. // American Telephone & Telegraph | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Oct 04, 1955 00:00 | US-2719878-A // Alarm circuit for timed impulse supply conductors // Meachen Oren R. // American Telephone & Telegraph | ||||
| PDF File 2826637.pdf | 342 kB | Shaun Ewing | Mar 11, 1958 00:00 |
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US-2826637-A // Automatic level equalizer // Macadam Walter K. // American Telephone & Telegraph | |||
| Version 1 (current) | 342 kB | Shaun Ewing | Mar 11, 1958 00:00 | US-2826637-A // Automatic level equalizer // Macadam Walter K. // American Telephone & Telegraph | ||||
| PDF File 2988712.pdf | 341 kB | Shaun Ewing | Jun 13, 1961 00:00 |
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US-2988712-A // Transmission network // Rhodes Harold A. // American Telephone & Telegraph | |||
| Version 1 (current) | 341 kB | Shaun Ewing | Jun 13, 1961 00:00 | US-2988712-A // Transmission network // Rhodes Harold A. // American Telephone & Telegraph | ||||
| PDF File 2891117.pdf | 340 kB | Shaun Ewing | Jun 16, 1959 00:00 |
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US-2891117-A // Wave translating system // Coleman Sidney B. // American Telephone & Telegraph | |||
| Version 1 (current) | 340 kB | Shaun Ewing | Jun 16, 1959 00:00 | US-2891117-A // Wave translating system // Coleman Sidney B. // American Telephone & Telegraph | ||||
| PDF File 2777251.pdf | 339 kB | Shaun Ewing | Jan 15, 1957 00:00 |
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US-2777251-A // Self-oscillating double tone whistle // Bailey Austin // American Telephone & Telegraph | |||
| Version 1 (current) | 339 kB | Shaun Ewing | Jan 15, 1957 00:00 | US-2777251-A // Self-oscillating double tone whistle // Bailey Austin // American Telephone & Telegraph | ||||
| PDF File 2820105.pdf | 334 kB | Shaun Ewing | Jan 14, 1958 00:00 |
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US-2820105-A // Telephone conference circuit // Swan Luther L. // American Telephone & Telegraph | |||
| Version 1 (current) | 334 kB | Shaun Ewing | Jan 14, 1958 00:00 | US-2820105-A // Telephone conference circuit // Swan Luther L. // American Telephone & Telegraph | ||||
| PDF File 2321349.pdf | 333 kB | Shaun Ewing | Jun 08, 1943 00:00 |
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US-2321349-A // Telegraph system // Anspach Russell Jacob // American Telephone & Telegraph | |||
| Version 1 (current) | 333 kB | Shaun Ewing | Jun 08, 1943 00:00 | US-2321349-A // Telegraph system // Anspach Russell Jacob // American Telephone & Telegraph | ||||
| PDF File 2991547.pdf | 332 kB | Shaun Ewing | Jul 11, 1961 00:00 |
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US-2991547-A // Tool for replacing jack studs // Burns Herbert W. // American Telephone & Telegraph | |||
| Version 1 (current) | 332 kB | Shaun Ewing | Jul 11, 1961 00:00 | US-2991547-A // Tool for replacing jack studs // Burns Herbert W. // American Telephone & Telegraph | ||||
| PDF File 2245859.pdf | 330 kB | Shaun Ewing | Jun 17, 1941 00:00 |
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US-2245859-A // Device for cleaning electrical and associated equipment // Hunter Frederick Raymond // American Telephone & Telegraph | |||
| Version 1 (current) | 330 kB | Shaun Ewing | Jun 17, 1941 00:00 | US-2245859-A // Device for cleaning electrical and associated equipment // Hunter Frederick Raymond // American Telephone & Telegraph | ||||
| PDF File 2810016.pdf | 330 kB | Shaun Ewing | Oct 15, 1957 00:00 |
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US-2810016-A // Key telephone set holding circuit // Knittle Gale L. // American Telephone & Telegraph | |||
| Version 1 (current) | 330 kB | Shaun Ewing | Oct 15, 1957 00:00 | US-2810016-A // Key telephone set holding circuit // Knittle Gale L. // American Telephone & Telegraph | ||||
| PDF File 3362419.pdf | 328 kB | Shaun Ewing | Jan 09, 1968 00:00 |
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US-3362419-A // Cable splicing umbrella // Feyerherm Willard J. // American Telephone & Telegraph | |||
| Version 1 (current) | 328 kB | Shaun Ewing | Jan 09, 1968 00:00 | US-3362419-A // Cable splicing umbrella // Feyerherm Willard J. // American Telephone & Telegraph |
