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US Patent: 344,427
Wrench and Lock Combined
Conrad G. Wanenmacher - Buffalo, NY

USPTO Classifications:

Tool Categories:
wrenches : wrench combination tools
wrenches : bicycle or pocket wrenches


Not known to have been produced

Henry Ashberry
Jennie M. Caldwell
Frank X. Wanenmacher

Patent Dates:
Applied: May 03, 1886
Granted: Jun. 29, 1886

Patent Pictures:
Conrad G. Wanenmacher patent June 29, 1886
USPTO pdf tiff
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The swinging hook on the movable jaw is to latch on to one wheel of a bicycle. The latching yoke that fits into one of a series of holes in the shank of the movable jaw and the spring catch is the locking element. The purpose of the series of holes in the shank of the movable jaw is to adapt to different styles of wheels and frames.

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