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US Patent: 42,230
Improvement in Square and Bevel Combined
Patent Combination Try Square & Bevel
Patentee:
George A. Shelley - Madison, CT

USPTO Classifications:
33/418

Tool Categories:
layout tools : bevels
layout tools : squares : try squares

Assignees:
None

Manufacturer:
The Stanley Rule & Level Co. - New Britain, CT

Witnesses:
Ezra S. Smith
John A. Peck

Patent Dates:
Granted: Apr. 05, 1864

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
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Description:
Square with a pivot that allows it to be used as a bevel or a "T" square.

Produced as the No. 24 Patent Combination Try Square & Bevel by Stanley Rule & Level.

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