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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1360411.pdf | 740 kB | Shaun Ewing | Nov 30, 1920 00:00 |
|
US-1360411-A // Ignition and lighting switch for automobiles // Kaisling William // Kellogg Switchboard ; Supply Company | |||
| Version 1 (current) | 740 kB | Shaun Ewing | Nov 30, 1920 00:00 | US-1360411-A // Ignition and lighting switch for automobiles // Kaisling William // Kellogg Switchboard ; Supply Company | ||||
| PDF File 1358182.pdf | 1.36 MB | Shaun Ewing | Nov 09, 1920 00:00 |
|
US-1358182-A // Trunk-circuit // Sparks Charles // Kellogg Switchboard ; Supply Company | |||
| Version 1 (current) | 1.36 MB | Shaun Ewing | Nov 09, 1920 00:00 | US-1358182-A // Trunk-circuit // Sparks Charles // Kellogg Switchboard ; Supply Company | ||||
| PDF File 1357303.pdf | 1.05 MB | Shaun Ewing | Nov 02, 1920 00:00 |
|
US-1357303-A // Reverting-test circuit for telephone systems // Stazak Michael B. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.05 MB | Shaun Ewing | Nov 02, 1920 00:00 | US-1357303-A // Reverting-test circuit for telephone systems // Stazak Michael B. // Kellogg Switchboard & Supply | ||||
| PDF File 1354891.pdf | 1.32 MB | Shaun Ewing | Oct 05, 1920 00:00 |
|
US-1354891-A // Telephone system with automatic ringing and automatic busy // Currier Hiram D. ; Bryce Harry W. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.32 MB | Shaun Ewing | Oct 05, 1920 00:00 | US-1354891-A // Telephone system with automatic ringing and automatic busy // Currier Hiram D. ; Bryce Harry W. // Kellogg Switchboard & Supply | ||||
| PDF File 1353594.pdf | 786 kB | Shaun Ewing | Sept 21, 1920 00:00 |
|
US-1353594-A // Combined electromagnetically and manually operable organ-stop // Kaisling William // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 786 kB | Shaun Ewing | Sept 21, 1920 00:00 | US-1353594-A // Combined electromagnetically and manually operable organ-stop // Kaisling William // Kellogg Switchboard & Supply | ||||
| PDF File 1344195.pdf | 1.66 MB | Shaun Ewing | Jun 22, 1920 00:00 |
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US-1344195-A // Telephone system // Yanochowski George A. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.66 MB | Shaun Ewing | Jun 22, 1920 00:00 | US-1344195-A // Telephone system // Yanochowski George A. // Kellogg Switchboard & Supply | ||||
| PDF File 1343489.pdf | 1.63 MB | Shaun Ewing | Jun 15, 1920 00:00 |
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US-1343489-A // System for interconnecting manual and automatic telephone-exchanges // Wolf George D. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.63 MB | Shaun Ewing | Jun 15, 1920 00:00 | US-1343489-A // System for interconnecting manual and automatic telephone-exchanges // Wolf George D. // Kellogg Switchboard & Supply | ||||
| PDF File 1337976.pdf | 858 kB | Shaun Ewing | Apr 20, 1920 00:00 |
|
US-1337976-A // Telephone system // Hilbish John E. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 858 kB | Shaun Ewing | Apr 20, 1920 00:00 | US-1337976-A // Telephone system // Hilbish John E. // Kellogg Switchboard & Supply | ||||
| PDF File 1336615.pdf | 1.85 MB | Shaun Ewing | Apr 13, 1920 00:00 |
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US-1336615-A // Toll trunk-circuit // Cassaday Ormond F. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.85 MB | Shaun Ewing | Apr 13, 1920 00:00 | US-1336615-A // Toll trunk-circuit // Cassaday Ormond F. // Kellogg Switchboard & Supply | ||||
| PDF File 1336098.pdf | 2.53 MB | Shaun Ewing | Apr 06, 1920 00:00 |
|
US-1336098-A // Telephone system // Schoenwolf Fred // Kellogg Switchboard ; Supply Company | |||
| Version 1 (current) | 2.53 MB | Shaun Ewing | Apr 06, 1920 00:00 | US-1336098-A // Telephone system // Schoenwolf Fred // Kellogg Switchboard ; Supply Company | ||||
| PDF File 1334037.pdf | 758 kB | Shaun Ewing | Mar 16, 1920 00:00 |
|
US-1334037-A // Relay // Kaisling William // Kellogg Switchboard ; Supply Company | |||
| Version 1 (current) | 758 kB | Shaun Ewing | Mar 16, 1920 00:00 | US-1334037-A // Relay // Kaisling William // Kellogg Switchboard ; Supply Company | ||||
| PDF File 1333422.pdf | 594 kB | Shaun Ewing | Mar 09, 1920 00:00 |
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US-1333422-A // Polarity-indicator // Kaisling William // Kellogg Switchboard ; Supply Company | |||
| Version 1 (current) | 594 kB | Shaun Ewing | Mar 09, 1920 00:00 | US-1333422-A // Polarity-indicator // Kaisling William // Kellogg Switchboard ; Supply Company | ||||
| PDF File 1333117.pdf | 631 kB | Shaun Ewing | Mar 09, 1920 00:00 |
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US-1333117-A // Ringing and listening key // Klay Albert // Kellogg Switchboard ; Supply Company | |||
| Version 1 (current) | 631 kB | Shaun Ewing | Mar 09, 1920 00:00 | US-1333117-A // Ringing and listening key // Klay Albert // Kellogg Switchboard ; Supply Company | ||||
| PDF File 1330565.pdf | 409 kB | Shaun Ewing | Feb 10, 1920 00:00 |
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US-1330565-A // Switchboard apparatus // Wolf George D. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 409 kB | Shaun Ewing | Feb 10, 1920 00:00 | US-1330565-A // Switchboard apparatus // Wolf George D. // Kellogg Switchboard & Supply | ||||
| PDF File 1330059.pdf | 409 kB | Shaun Ewing | Feb 10, 1920 00:00 |
|
US-1330059-A // Pole-changer // Currier Hiram D. // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 409 kB | Shaun Ewing | Feb 10, 1920 00:00 | US-1330059-A // Pole-changer // Currier Hiram D. // Kellogg Switchboard & Supply | ||||
| PDF File 1324452.pdf | 486 kB | Shaun Ewing | Dec 09, 1919 00:00 |
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US-1324452-A // Circuit-breaker relay. // William Kaisling // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 486 kB | Shaun Ewing | Dec 09, 1919 00:00 | US-1324452-A // Circuit-breaker relay. // William Kaisling // Kellogg Switchboard & Supply | ||||
| PDF File 1323696.pdf | 748 kB | Shaun Ewing | Dec 02, 1919 00:00 |
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US-1323696-A // kaisling // William Kaisling, Of Illinois // Kellogg Switchboard & Supply Company, Of Chicago, Illinois, A Corporation Of Illinois. | |||
| Version 1 (current) | 748 kB | Shaun Ewing | Dec 02, 1919 00:00 | US-1323696-A // kaisling // William Kaisling, Of Illinois // Kellogg Switchboard & Supply Company, Of Chicago, Illinois, A Corporation Of Illinois. | ||||
| PDF File 1321870.pdf | 435 kB | Shaun Ewing | Nov 18, 1919 00:00 |
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US-1321870-A // Telephone switchboard // Geobge D. Wolf, Of Illinois // Kellogg Switchboard And Stjpplt Company, Of Chicago, Illinois, A Corporation Of Illinois. | |||
| Version 1 (current) | 435 kB | Shaun Ewing | Nov 18, 1919 00:00 | US-1321870-A // Telephone switchboard // Geobge D. Wolf, Of Illinois // Kellogg Switchboard And Stjpplt Company, Of Chicago, Illinois, A Corporation Of Illinois. | ||||
| PDF File 1321181.pdf | 573 kB | Shaun Ewing | Nov 11, 1919 00:00 |
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US-1321181-A // Joseph s // Joseph S. Allen, Oe Illinois // Kellogg Switchboard And Supply Company, Of Chicago/illinois, A Corporation Of Illinois. | |||
| Version 1 (current) | 573 kB | Shaun Ewing | Nov 11, 1919 00:00 | US-1321181-A // Joseph s // Joseph S. Allen, Oe Illinois // Kellogg Switchboard And Supply Company, Of Chicago/illinois, A Corporation Of Illinois. | ||||
| PDF File 1317826.pdf | 1.04 MB | Shaun Ewing | Oct 07, 1919 00:00 |
|
US-1317826-A // op chicago // Fred Schoenwolf, Of Chicago, And Richard I. Utter, Of Oak Park, Illinois,<br> // Kellogg Switchboard And Supply Company, Of Chicago, Illinois, A Corporation Of Illinois. | |||
| Version 1 (current) | 1.04 MB | Shaun Ewing | Oct 07, 1919 00:00 | US-1317826-A // op chicago // Fred Schoenwolf, Of Chicago, And Richard I. Utter, Of Oak Park, Illinois,<br> // Kellogg Switchboard And Supply Company, Of Chicago, Illinois, A Corporation Of Illinois. |
