US Patent: 593,066
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Automatic Lathe
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Patentees:
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Charles P. Ball (exact or similar names) - Enfield, Hartford County, CT |
Dwight E. Sweetser (exact or similar names) - Enfield, Hartford County, CT |
George H. Ball (exact or similar names) - Enfield, Hartford County, CT |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Dec. 05, 1896 |
Granted: |
Nov. 02, 1897 |
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Joel Havens
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