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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 974866.pdf | 2.30 MB | Shaun Ewing | Nov 08, 1910 00:00 |
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US-974866-A // Automatic telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 2.30 MB | Shaun Ewing | Nov 08, 1910 00:00 | US-974866-A // Automatic telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | ||||
| PDF File 974955.pdf | 2.68 MB | Shaun Ewing | Nov 08, 1910 00:00 |
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US-974955-A // Automatic telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 2.68 MB | Shaun Ewing | Nov 08, 1910 00:00 | US-974955-A // Automatic telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | ||||
| PDF File 975338.pdf | 1.81 MB | Shaun Ewing | Nov 08, 1910 00:00 |
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US-975338-A // Telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.81 MB | Shaun Ewing | Nov 08, 1910 00:00 | US-975338-A // Telephone system. // Alfred H. Dyson // Kellogg Switchboard & Supply | ||||
| PDF File 975504.pdf | 730 kB | Shaun Ewing | Nov 15, 1910 00:00 |
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US-975504-A // Telephone system. // Clifford C. Bradbury // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 730 kB | Shaun Ewing | Nov 15, 1910 00:00 | US-975504-A // Telephone system. // Clifford C. Bradbury // Kellogg Switchboard & Supply | ||||
| PDF File 975529.pdf | 1.08 MB | Shaun Ewing | Nov 15, 1910 00:00 |
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US-975529-A // Switch. // William Kaisling // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Nov 15, 1910 00:00 | US-975529-A // Switch. // William Kaisling // Kellogg Switchboard & Supply | ||||
| PDF File 975530.pdf | 1.77 MB | Shaun Ewing | Nov 15, 1910 00:00 |
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US-975530-A // Switch. // William Kaisling // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.77 MB | Shaun Ewing | Nov 15, 1910 00:00 | US-975530-A // Switch. // William Kaisling // Kellogg Switchboard & Supply | ||||
| PDF File 975608.pdf | 1.12 MB | Shaun Ewing | Nov 15, 1910 00:00 |
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US-975608-A // Switch for automatic telephone systems. // Alfred H. Dyson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.12 MB | Shaun Ewing | Nov 15, 1910 00:00 | US-975608-A // Switch for automatic telephone systems. // Alfred H. Dyson // Kellogg Switchboard & Supply | ||||
| PDF File 976184.pdf | 709 kB | Shaun Ewing | Nov 22, 1910 00:00 |
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US-976184-A // Service-meter system. // Guy A. Joy // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 709 kB | Shaun Ewing | Nov 22, 1910 00:00 | US-976184-A // Service-meter system. // Guy A. Joy // Kellogg Switchboard & Supply | ||||
| PDF File 976241.pdf | 849 kB | Shaun Ewing | Nov 22, 1910 00:00 |
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US-976241-A // Telephone trunking system. // Charles S. Winston // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 849 kB | Shaun Ewing | Nov 22, 1910 00:00 | US-976241-A // Telephone trunking system. // Charles S. Winston // Kellogg Switchboard & Supply | ||||
| PDF File 976524.pdf | 3.65 MB | Shaun Ewing | Nov 22, 1910 00:00 |
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US-976524-A // Automatic telephone system. // Harry G. Webster // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 3.65 MB | Shaun Ewing | Nov 22, 1910 00:00 | US-976524-A // Automatic telephone system. // Harry G. Webster // Kellogg Switchboard & Supply | ||||
| PDF File 976961.pdf | 926 kB | Shaun Ewing | Nov 29, 1910 00:00 |
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US-976961-A // Combined telephone and service system. // Harry G. Webster // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 926 kB | Shaun Ewing | Nov 29, 1910 00:00 | US-976961-A // Combined telephone and service system. // Harry G. Webster // Kellogg Switchboard & Supply | ||||
| PDF File 976962.pdf | 541 kB | Shaun Ewing | Nov 29, 1910 00:00 |
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US-976962-A // Wall set. // Alfred H. Weiss // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 541 kB | Shaun Ewing | Nov 29, 1910 00:00 | US-976962-A // Wall set. // Alfred H. Weiss // Kellogg Switchboard & Supply | ||||
| PDF File 977658.pdf | 386 kB | Shaun Ewing | Dec 06, 1910 00:00 |
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US-977658-A // Telephone desk-stand. // William Leaver // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 386 kB | Shaun Ewing | Dec 06, 1910 00:00 | US-977658-A // Telephone desk-stand. // William Leaver // Kellogg Switchboard & Supply | ||||
| PDF File 978603.pdf | 947 kB | Shaun Ewing | Dec 13, 1910 00:00 |
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US-978603-A // Testing system for party-lines. // Dwight A. Lawver ; Clifford C. Bradbury // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 947 kB | Shaun Ewing | Dec 13, 1910 00:00 | US-978603-A // Testing system for party-lines. // Dwight A. Lawver ; Clifford C. Bradbury // Kellogg Switchboard & Supply | ||||
| PDF File 981399.pdf | 3.35 MB | Shaun Ewing | Jan 10, 1911 00:00 |
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US-981399-A // Telephone trunking system. // Alfred H. Dyson // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 3.35 MB | Shaun Ewing | Jan 10, 1911 00:00 | US-981399-A // Telephone trunking system. // Alfred H. Dyson // Kellogg Switchboard & Supply | ||||
| PDF File 983966.pdf | 454 kB | Shaun Ewing | Feb 14, 1911 00:00 |
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US-983966-A // Telephone testing system. // Charles S. Winston // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 454 kB | Shaun Ewing | Feb 14, 1911 00:00 | US-983966-A // Telephone testing system. // Charles S. Winston // Kellogg Switchboard & Supply | ||||
| PDF File 984547.pdf | 1.55 MB | Shaun Ewing | Feb 21, 1911 00:00 |
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US-984547-A // Central-energy telephone system. // Francis W. Dunbar // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.55 MB | Shaun Ewing | Feb 21, 1911 00:00 | US-984547-A // Central-energy telephone system. // Francis W. Dunbar // Kellogg Switchboard & Supply | ||||
| PDF File 986787.pdf | 1013 kB | Shaun Ewing | Mar 14, 1911 00:00 |
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US-986787-A // Telephone system. // Alfred H. Weiss // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1013 kB | Shaun Ewing | Mar 14, 1911 00:00 | US-986787-A // Telephone system. // Alfred H. Weiss // Kellogg Switchboard & Supply | ||||
| PDF File 987864.pdf | 851 kB | Shaun Ewing | Mar 28, 1911 00:00 |
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US-987864-A // Operators selectrive ringing-key or switch. // William W. Dean // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 851 kB | Shaun Ewing | Mar 28, 1911 00:00 | US-987864-A // Operators selectrive ringing-key or switch. // William W. Dean // Kellogg Switchboard & Supply | ||||
| PDF File 988390.pdf | 1.29 MB | Shaun Ewing | Apr 04, 1911 00:00 |
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US-988390-A // Automatic selecting system. // Fred Schoenwolf // Kellogg Switchboard & Supply | |||
| Version 1 (current) | 1.29 MB | Shaun Ewing | Apr 04, 1911 00:00 | US-988390-A // Automatic selecting system. // Fred Schoenwolf // Kellogg Switchboard & Supply |
