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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2414609.pdf | 634 kB | Shaun Ewing | Jan 21, 1947 00:00 |
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US-2414609-A // Electrical testing system // Rheubottom Willard C. // American Telephone & Telegraph | |||
| Version 1 (current) | 634 kB | Shaun Ewing | Jan 21, 1947 00:00 | US-2414609-A // Electrical testing system // Rheubottom Willard C. // American Telephone & Telegraph | ||||
| PDF File 2414612.pdf | 919 kB | Shaun Ewing | Jan 21, 1947 00:00 |
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US-2414612-A // Testing insulation // Ross Claude M. // American Telephone & Telegraph | |||
| Version 1 (current) | 919 kB | Shaun Ewing | Jan 21, 1947 00:00 | US-2414612-A // Testing insulation // Ross Claude M. // American Telephone & Telegraph | ||||
| PDF File 2414624.pdf | 561 kB | Shaun Ewing | Jan 21, 1947 00:00 |
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US-2414624-A // Apparatus for testing transmission lines // Fisher Austin // American Telephone & Telegraph | |||
| Version 1 (current) | 561 kB | Shaun Ewing | Jan 21, 1947 00:00 | US-2414624-A // Apparatus for testing transmission lines // Fisher Austin // American Telephone & Telegraph | ||||
| PDF File 2418395.pdf | 574 kB | Shaun Ewing | Apr 01, 1947 00:00 |
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US-2418395-A // Control apparatus for forced drainage // Carlson Eric Gustav // American Telephone & Telegraph | |||
| Version 1 (current) | 574 kB | Shaun Ewing | Apr 01, 1947 00:00 | US-2418395-A // Control apparatus for forced drainage // Carlson Eric Gustav // American Telephone & Telegraph | ||||
| PDF File 2418401.pdf | 513 kB | Shaun Ewing | Apr 01, 1947 00:00 |
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US-2418401-A // Testing system for nontyping selectors // Foley Daniel Elmore ; Johnson Walter Daniel // American Telephone & Telegraph | |||
| Version 1 (current) | 513 kB | Shaun Ewing | Apr 01, 1947 00:00 | US-2418401-A // Testing system for nontyping selectors // Foley Daniel Elmore ; Johnson Walter Daniel // American Telephone & Telegraph | ||||
| PDF File 2418406.pdf | 1.11 MB | Shaun Ewing | Apr 01, 1947 00:00 |
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US-2418406-A // Selective signaling system // Hanley Frank Harold // American Telephone & Telegraph | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Apr 01, 1947 00:00 | US-2418406-A // Selective signaling system // Hanley Frank Harold // American Telephone & Telegraph | ||||
| PDF File 2418424.pdf | 551 kB | Shaun Ewing | Apr 01, 1947 00:00 |
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US-2418424-A // Electrical measuring device // Plym Lester Marshall // American Telephone & Telegraph | |||
| Version 1 (current) | 551 kB | Shaun Ewing | Apr 01, 1947 00:00 | US-2418424-A // Electrical measuring device // Plym Lester Marshall // American Telephone & Telegraph | ||||
| PDF File 2421919.pdf | 1.79 MB | Shaun Ewing | Jun 10, 1947 00:00 |
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US-2421919-A // Telephone routing system // Avery Robert Campbell // American Telephone & Telegraph | |||
| Version 1 (current) | 1.79 MB | Shaun Ewing | Jun 10, 1947 00:00 | US-2421919-A // Telephone routing system // Avery Robert Campbell // American Telephone & Telegraph | ||||
| PDF File 2421943.pdf | 324 kB | Shaun Ewing | Jun 10, 1947 00:00 |
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US-2421943-A // Telephone traffic indicating apparatus // Hill Edward Weathers // American Telephone & Telegraph | |||
| Version 1 (current) | 324 kB | Shaun Ewing | Jun 10, 1947 00:00 | US-2421943-A // Telephone traffic indicating apparatus // Hill Edward Weathers // American Telephone & Telegraph | ||||
| PDF File 2421954.pdf | 660 kB | Shaun Ewing | Jun 10, 1947 00:00 |
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US-2421954-A // Apparatus for indicating teletypewriter speeds // Martin Wade B. // American Telephone & Telegraph | |||
| Version 1 (current) | 660 kB | Shaun Ewing | Jun 10, 1947 00:00 | US-2421954-A // Apparatus for indicating teletypewriter speeds // Martin Wade B. // American Telephone & Telegraph | ||||
| PDF File 2421970.pdf | 1.34 MB | Shaun Ewing | Jun 10, 1947 00:00 |
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US-2421970-A // Earth boring machine // Smith Temple C. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.34 MB | Shaun Ewing | Jun 10, 1947 00:00 | US-2421970-A // Earth boring machine // Smith Temple C. // American Telephone & Telegraph | ||||
| PDF File 2425801.pdf | 957 kB | Shaun Ewing | Aug 19, 1947 00:00 |
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US-2425801-A // Signaling system // Hanley Frank Harold // American Telephone & Telegraph | |||
| Version 1 (current) | 957 kB | Shaun Ewing | Aug 19, 1947 00:00 | US-2425801-A // Signaling system // Hanley Frank Harold // American Telephone & Telegraph | ||||
| PDF File 2425818.pdf | 870 kB | Shaun Ewing | Aug 19, 1947 00:00 |
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US-2425818-A // Signaling apparatus // Neiswinter James T. // American Telephone & Telegraph | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Aug 19, 1947 00:00 | US-2425818-A // Signaling apparatus // Neiswinter James T. // American Telephone & Telegraph | ||||
| PDF File 2425819.pdf | 756 kB | Shaun Ewing | Aug 19, 1947 00:00 |
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US-2425819-A // Telegraph distortion measuring system // Neiswinter James T. // American Telephone & Telegraph | |||
| Version 1 (current) | 756 kB | Shaun Ewing | Aug 19, 1947 00:00 | US-2425819-A // Telegraph distortion measuring system // Neiswinter James T. // American Telephone & Telegraph | ||||
| PDF File 2425820.pdf | 496 kB | Shaun Ewing | Aug 19, 1947 00:00 |
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US-2425820-A // Selective system // Neiswinter James T. // American Telephone & Telegraph | |||
| Version 1 (current) | 496 kB | Shaun Ewing | Aug 19, 1947 00:00 | US-2425820-A // Selective system // Neiswinter James T. // American Telephone & Telegraph | ||||
| PDF File 2432134.pdf | 516 kB | Shaun Ewing | Dec 09, 1947 00:00 |
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US-2432134-A // Directional radio system // Bagnall Vernon B. // American Telephone & Telegraph | |||
| Version 1 (current) | 516 kB | Shaun Ewing | Dec 09, 1947 00:00 | US-2432134-A // Directional radio system // Bagnall Vernon B. // American Telephone & Telegraph | ||||
| PDF File 2438891.pdf | 484 kB | Shaun Ewing | Apr 06, 1948 00:00 |
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US-2438891-A // Telephone booth // Beardsley Harry I. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | |||
| Version 1 (current) | 484 kB | Shaun Ewing | Apr 06, 1948 00:00 | US-2438891-A // Telephone booth // Beardsley Harry I. ; Meehan Howard W. // Bell Telephone Labor Inc ; American Telephone & Telegraph | ||||
| PDF File 2454536.pdf | 455 kB | Shaun Ewing | Nov 23, 1948 00:00 |
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US-2454536-A // Control apparatus for forced drainage // Werner Daniel Ralph // American Telephone & Telegraph | |||
| Version 1 (current) | 455 kB | Shaun Ewing | Nov 23, 1948 00:00 | US-2454536-A // Control apparatus for forced drainage // Werner Daniel Ralph // American Telephone & Telegraph | ||||
| PDF File 2460767.pdf | 547 kB | Shaun Ewing | Feb 01, 1949 00:00 |
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US-2460767-A // Control circuit for switching telegraph facilities // Pigman George Ruemont // American Telephone & Telegraph | |||
| Version 1 (current) | 547 kB | Shaun Ewing | Feb 01, 1949 00:00 | US-2460767-A // Control circuit for switching telegraph facilities // Pigman George Ruemont // American Telephone & Telegraph | ||||
| PDF File 2460936.pdf | 666 kB | Shaun Ewing | Feb 08, 1949 00:00 |
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US-2460936-A // Portable coin collector for telephone systems // Jackman Walter P. // American Telephone & Telegraph | |||
| Version 1 (current) | 666 kB | Shaun Ewing | Feb 08, 1949 00:00 | US-2460936-A // Portable coin collector for telephone systems // Jackman Walter P. // American Telephone & Telegraph |
