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US Patent: 377,645
Lateral Lever
Patentee:
John H. Shaw - New Haven, CT

USPTO Classifications:
30/489

Tool Categories:
woodworking tools : planes : plane adjustment mechanisms : plane cutter adjustments
woodworking tools : planes : bench planes

Assignees:
Sargent & Company - New Haven, CT

Manufacturer:
Sargent & Co. - New Haven, CT

Witnesses:
J. H. Schumway
Fred C. Earle
Otto Schlieper
Charles L. Baldwin

Patent Dates:
Granted: Feb. 07, 1888

Patent Pictures:
USPTO pdf tiff
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Patrick Leach on Shaw plane patents
Description:
The invention is a screw adjustment for squaring up a blade in the mouth of the plane when the edge is not perpendicular to the sides of the blade. Shaw's patented planes used this patented feature along with 824954.

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