US Patent: 315,130
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Cutter Head for Rifling Machines
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Patentees:
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William H. Davenport (exact or similar names) - Uxbridge, Worcester County, MA |
Joseph W. Day (exact or similar names) - Uxbridge, Worcester County, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Aug. 22, 1884 |
Granted: |
Apr. 07, 1885 |
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Joel Havens
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