US Patent: 170,980
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| Improvement in boring-machines
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Patentee:
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| George W. Badger (exact or similar names) - Malden, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 25, 1875 |
| Granted: |
Dec. 14, 1875 |
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Jeff Joslin
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Description: |
| Machine intended in making boot-trees employed in the manufacture of rubber boots. |
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