US Patent: 168,741
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| Improvement in drill-stocks
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Patentee:
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| Jonathan Hammond (exact or similar names) - Belleville, IN |
| USPTO Classifications: |
| 81/34 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 26, 1875 |
| Granted: |
Oct. 11, 1875 |
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Patent Pictures:
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Hammond 168,741 |
USPTO (New site tip) Google Patents
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Steve Gosselin (GL)
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Description: |
| An eggbeater style drill with the pinion gear housed in the cast frame. |
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