US Patent: 6,681
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Lathe Tool Chuck
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Patentees:
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James W. Martin (exact or similar names) - Northern Liberties, Philadelphia County, PA |
E. Parry (exact or similar names) - Northern Liberties, Philadelphia County, PA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Aug. 28, 1849 |
USPTO (New site tip) Google Patents
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Joel Havens
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