US Patent: 125,434
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Improvement in Grinding Machines
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Patentees:
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William Battell (exact or similar names) - Quincy, IL |
Milton E. Worbell (exact or similar names) - Quincy, IL |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Apr. 09, 1872 |
Antedated: |
Mar. 30, 1872 |
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Joel Havens
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Description: |
Munn & Co.- patent attorneys
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