US Patent: 620,609
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| Motor
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Patentees:
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| Edwin S. Pillsbury (exact or similar names) - St. Louis, MO |
| Ferdinand Schwedtmann (exact or similar names) - St. Louis, MO |
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Patent Dates:
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| Applied: |
Mar. 18, 1898 |
| Granted: |
Mar. 07, 1899 |
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Jeff Joslin
Vintage Machinery entry for Wagner Electric Corp.
Vintage Machinery entry for Century Electric Co.
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Description: |
| Seen on a Wagner single-phase 3/4 horse motor with patent dates ranging between 1888-09-11 to 1910-05-31. Also seen on a Century Electric motor that also had the date for patent 718,518. |
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