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US Patent: 333,689
Machine for Clearing Twist Drills
Patentee:
George R. Stetson - New Bedford, Bristol County, MA

USPTO Classifications:
409/167, 76/3

Tool Categories:
tool making : making drills and augers

Assignees:
George R. Stetson - New Bedford, Bristol County, MA
Morse Twist Drill & Machine Co. - New Bedford, Bristol County, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 11, 1884
Granted: Jan. 05, 1886

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Morse Twist Drill & Machine Co.

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