US Patent: 50,838
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Improvement in Attaching Augers to their Handles
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Patentee:
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Hiram W. Olney (exact or similar names) - Allegheny, PA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Nov. 07, 1865 |
Patent Pictures:
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Jeff Joslin (dm)
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Description: |
Another variation of the them of trapping the shank of the auger bit between a metal tube and a metal sleeve, this one differs by requiring small projections on the shank and the metal sleeve is locked into place by a spring-loaded button. |
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