US Patent: 587,453 - Try and center square


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US Patent: 587,453

Try and center square

Patentee:

George W. Reed (exact or similar names) - Erie, PA

USPTO Classifications:

33/428

Tool Categories:

layout tools : squares : try squares

layout tools : squares : center squares

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

A. L. Jackson

Fred Einfeldt

Patent Dates:
Applied:	Jun. 08, 1896
Granted:	Aug. 03, 1897

Patent Pictures:

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Description:

The innovation of this try square "consists in making the angular face of the square with a central contact-rib and in securing the blade or tongue thereof in a laterally-movable clamp, whereby it can be moved sidewise above or below the plane of the central contact-rib on the face of the square."