US Patent: 305,939
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| Machine for Coiling Wire and Thread in the Manufacture of Induction and Resistance Coils
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Patentees:
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| John Leigh (exact or similar names) - Manchester, Lancaster County, England |
| Charles L. Clarke (exact or similar names) - Manchester, Lancaster County, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 12, 1881 |
| Granted: |
Sep. 30, 1884 |
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Joel Havens
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Description: |
| Patented in England, 22 Aug., 1881, #3,652; in France, 22 Feb., 1882, #147,479 and in Austria, 20 Apr., 1883, #7,599. |
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