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US Patent: 67,338
Square
Improvement in Squares
Patentee:
J. Morss - Philadelphia, PA

USPTO Classifications:
403/110

Tool Categories:
layout tools : squares : try squares

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. B. Price
Wm. Albert Steel
Charles E. Foster
W. J. R. Delany

Patent Dates:
Granted: Jul. 30, 1867

Patent Pictures:
J. Morss Pat. July 30, 1867
USPTO pdf tiff
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Description:
The blade slides back & forth in a fashion similar to a sliding T bevel, or a combination square. This allows testing rabets and similar situations where a try-square blade would be too long. The patent covers the slotted blade and the thumb screw.

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