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US Patent: 71,953
Improvement in Try Squares and Bevels
Patentee:
Samuel N. Batchelder (exact or similar names) - Prarie Du Chien, WI

USPTO Classifications:
33/495

Tool Categories:
layout tools : squares
layout tools : bevels

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
S. Stiles
Jac. Raffauf
Patent Dates:
Granted: Dec. 10, 1867

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Russ Allen.
Description:
Try sqare that utilizes a thumbscrew on the back of the stock to allow the blade to be set and locked at different angles.

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