US Patent: 681,133
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| Starting Apparatus for Electric Motors
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Patentee:
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| Thomas S. Perkins (exact or similar names) - Idlewood, Allegheny County, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 19, 1901 |
| Granted: |
Aug. 20, 1901 |
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Joel Havens
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Description: |
| Original application filed 28 Sept., 1898. Divided and this application filed 19 Jun., 1901. |
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