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US Patent: 52,106
Improved Wrench and Drill
Patentee:
Nathaniel W. Woodbury - South Danvers, MA

USPTO Classifications:
408/121

Tool Categories:
woodworking tools : hand drills
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Joseph Poor
Nathan H. Poor

Patent Dates:
Granted: Jan. 16, 1866

Patent Pictures:
Nathaniel W. Woodbury Pat. Jan 16, 1866
USPTO pdf tiff
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Description:
The patent encompasses a ratchet which serves both as a drill handle and as a ratchet wrench for set screws and the like. The patent includes the feed screw for the drill. The description mentions the use of bushings to fit the square opening in the ratchet head to different sizes of set screws.

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