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US Patent: 128,719
Improvement in Attaching Handles to Saws
Patentee:
James E. Emerson - Beaver Falls, PA

USPTO Classifications:
30/522

Tool Categories:
woodworking tools : handsaws : crosscut saws : crosscut saw handles

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. A. Lowndes
Daniel S. Pratt

Patent Dates:
Granted: Jul. 09, 1872

Patent Pictures:
USPTO pdf tiff
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Description:
Uniquely designed thumb cam nut which as it is turned partially around, forces the end of the saw blade against the bearings and also clamps the socket against the blade.

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