US Patent: 276,346
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Gear Cutter
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Patentees:
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John Brooks (exact or similar names) - Detroit, Wayne County, MI |
William Scully (exact or similar names) - Detroit, Wayne County, MI |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Dec. 02, 1882 |
Granted: |
Apr. 24, 1883 |
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Joel Havens
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