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US Patent: 91,892
Improvement in combined try-square and bevel
Try-Square
Patentee:
Charles Winterbottom - Philadelphia, PA

USPTO Classifications:
33/429

Tool Categories:
layout tools : squares : try squares

Assignees:
William S. Winterbottom - Philadelphia, PA

Manufacturer:
W. S. Winterbottom - Philadelphia, PA

Witnesses:
William B. Coates
William F. Winterbottom

Patent Dates:
Granted: Jun. 29, 1869

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
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"Vintage Machinery" entry for The Stanley Works
Description:
The famous combined Try and Mitre Square that was eventually purchased and manufactured by the Stanley Rule & Level Co. See Winterbottom Brother's patent 79,175 and patent 329,353.

Frequently found without the Winterbottom stamp. Rare with the stamp. Usually found in 4 to 6 inch sizes. Larger sizes very rare. One 12 inch with rosewood version is known.

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