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US Patent: 116,901
Improvement in Gauges for Countersinks
Asa Wheeler - Brattleborough, VT

USPTO Classifications:

Tool Categories:
woodworking tools : hand drills : drill accessories : drill depth stops

G. B. Wheeler - Brattleborough, VT

G. B. Wheeler - Brattleborough, VT
The Stanley Rule & Level Co. - New Britain, CT

William S. Newton
F. Tyler

Patent Dates:
Granted: Jul. 11, 1871

Patent Pictures:
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Specifically stated to provide a gauge for Wheeler's patent countersink (101,796). The gauge uses a collar around the shank of the countersink and a set screw to hold the countersink in place.

Asa assigned the patent to his son George, who produced them along with Asa's patent countersink. Both the countersink and the gauge were offered by Stanley Rule and Level Company.

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