US Patent: 149,985
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| Improvement in hollow augers
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Patentee:
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| Moses C. Buffington (exact or similar names) - Burlington, IA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 09, 1874 |
| Granted: |
Apr. 21, 1874 |
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Jeff Joslin
Vintage Machinery entry for Bentel, Margedant & Co.
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Description: |
| These inventors sold a design for a wheelwrights' machine to Bentel, Margedant & Co.; see patents 149,984, 149,986, and 154,171 |
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