File:LANGE-SHALLENBERGER-TeslaPolyphaseSys1890METERrwLIPACKownerA.pdf
LANGE-SHALLENBERGER-TeslaPolyphaseSys1890METERrwLIPACKownerA.pdf (file size: 3.27 MB, MIME type: application/pdf)
Photo Credit: Richard Warren Lipack / Wikimedia Commons. TESLA POLYPHASE SYSTEM / WESTINGHOUSE "THREE-PHASE" AC GALVANOMETER INDICATOR BY LANGE & SHALLENBERGER - 1890. Westinghouse line galvanometer / voltmeter, serial number 5453. Designed and manufactured under patents developed by Westinghouse Electric and Manufacturing Co. patentees Philip Lange and Oliver B. Shallenberger, or by Philip Lange singularly, awarded between 1887 and 1890 - and assigned to the Westinghouse Electric and Manufacturing Co. Over-all top frontal view.
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 00:36, 27 May 2015 | (3.27 MB) | Richard Warren Lipack (talk | contribs) | |
| 19:24, 24 May 2015 | (3.27 MB) | Richard Warren Lipack (talk | contribs) | Photo Credit: Richard Warren Lipack / Wikimedia Commons. TESLA POLYPHASE SYSTEM / WESTINGHOUSE "THREE-PHASE" AC GALVANOMETER INDICATOR BY LANGE & SHALLENBERGER - 1890. Westinghouse line galvanometer / voltmeter, serial number 5453. Designed and manufa... |
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