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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2306734.pdf | 655 kB | Shaun Ewing | Dec 29, 1942 00:00 |
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US-2306734-A // Party line printing telegraph system // Knandel George J. ; Locke George A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 655 kB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306734-A // Party line printing telegraph system // Knandel George J. ; Locke George A. // Bell Telephone Labor Inc | ||||
| PDF File 2306732.pdf | 544 kB | Shaun Ewing | Dec 29, 1942 00:00 |
|
US-2306732-A // Molding fixture // Huxham Trevor S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 544 kB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306732-A // Molding fixture // Huxham Trevor S. // Bell Telephone Labor Inc | ||||
| PDF File 2306729.pdf | 1.11 MB | Shaun Ewing | Dec 29, 1942 00:00 |
|
US-2306729-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306729-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2306707.pdf | 263 kB | Shaun Ewing | Dec 29, 1942 00:00 |
|
US-2306707-A // Audiphone // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 263 kB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306707-A // Audiphone // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2306701.pdf | 2.43 MB | Shaun Ewing | Dec 29, 1942 00:00 |
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US-2306701-A // Combined telephone and telegraph cord and attendants' circuits // Kinkead Fullerton S. ; Large Wayne V. K. ; Lucek Charles W. ; Marshall Tola A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.43 MB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306701-A // Combined telephone and telegraph cord and attendants' circuits // Kinkead Fullerton S. ; Large Wayne V. K. ; Lucek Charles W. ; Marshall Tola A. // Bell Telephone Labor Inc | ||||
| PDF File 2306689.pdf | 925 kB | Shaun Ewing | Dec 29, 1942 00:00 |
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US-2306689-A // Voice-operated switching circuit for two-way telephony // Davis Kingsbury H. ; Norwine Andrew C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 925 kB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306689-A // Voice-operated switching circuit for two-way telephony // Davis Kingsbury H. ; Norwine Andrew C. // Bell Telephone Labor Inc | ||||
| PDF File 2306531.pdf | 1.14 MB | Shaun Ewing | Dec 29, 1942 00:00 |
|
US-2306531-A // Telephone coin collector // Dowey Thomas L. ; Lovell Clarence A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.14 MB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306531-A // Telephone coin collector // Dowey Thomas L. ; Lovell Clarence A. // Bell Telephone Labor Inc | ||||
| PDF File 2306513.pdf | 287 kB | Shaun Ewing | Dec 29, 1942 00:00 |
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US-2306513-A // Impedance device // Whytock John // Bell Telephone Labor Inc | |||
| Version 1 (current) | 287 kB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306513-A // Impedance device // Whytock John // Bell Telephone Labor Inc | ||||
| PDF File 2306504.pdf | 163 kB | Shaun Ewing | Dec 29, 1942 00:00 |
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US-2306504-A // Woven wire resistance // Schafer Arthur H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 163 kB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306504-A // Woven wire resistance // Schafer Arthur H. // Bell Telephone Labor Inc | ||||
| PDF File 2306435.pdf | 2.63 MB | Shaun Ewing | Dec 29, 1942 00:00 |
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US-2306435-A // Frequency compression // Graham Robert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.63 MB | Shaun Ewing | Dec 29, 1942 00:00 | US-2306435-A // Frequency compression // Graham Robert E. // Bell Telephone Labor Inc | ||||
| PDF File 2306282.pdf | 175 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306282-A // Tuning arrangement for cavity resonators // Samuel Arthur L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 175 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306282-A // Tuning arrangement for cavity resonators // Samuel Arthur L. // Bell Telephone Labor Inc | ||||
| PDF File 2306267.pdf | 739 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306267-A // Magnetic dial // Kalb Robert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 739 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306267-A // Magnetic dial // Kalb Robert M. // Bell Telephone Labor Inc | ||||
| PDF File 2306236.pdf | 3.42 MB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306236-A // Telephone system // Walsh John G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.42 MB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306236-A // Telephone system // Walsh John G. // Bell Telephone Labor Inc | ||||
| PDF File 2306173.pdf | 865 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306173-A // Telephone system // Logan Mason A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 865 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306173-A // Telephone system // Logan Mason A. // Bell Telephone Labor Inc | ||||
| PDF File 2306164.pdf | 603 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306164-A // Extrusion device // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 603 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306164-A // Extrusion device // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2306087.pdf | 844 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306087-A // Key pulsing register circuit // Soffel Robert O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 844 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306087-A // Key pulsing register circuit // Soffel Robert O. // Bell Telephone Labor Inc | ||||
| PDF File 2306068.pdf | 576 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306068-A // Call transmitter // Lewis Benjamin F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 576 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306068-A // Call transmitter // Lewis Benjamin F. // Bell Telephone Labor Inc | ||||
| PDF File 2306067.pdf | 911 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306067-A // Telephone system // Lewis Benjamin F. ; Mitchell Doren // Bell Telephone Labor Inc | |||
| Version 1 (current) | 911 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306067-A // Telephone system // Lewis Benjamin F. ; Mitchell Doren // Bell Telephone Labor Inc | ||||
| PDF File 2305496.pdf | 875 kB | Shaun Ewing | Dec 15, 1942 00:00 |
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US-2305496-A // Radio broadcasting system // Roberts Leland C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 875 kB | Shaun Ewing | Dec 15, 1942 00:00 | US-2305496-A // Radio broadcasting system // Roberts Leland C. // Bell Telephone Labor Inc | ||||
| PDF File 2305478.pdf | 918 kB | Shaun Ewing | Dec 15, 1942 00:00 |
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US-2305478-A // Method of carbonizing electrodes // Kern Emerson W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 918 kB | Shaun Ewing | Dec 15, 1942 00:00 | US-2305478-A // Method of carbonizing electrodes // Kern Emerson W. // Bell Telephone Labor Inc |
