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US Patent: 332,148
Device for laying off geometric figures
Patentees:
Edwin M. Goldsmith (exact or similar names) - Philadelphia, PA
Emile Reizenstein (exact or similar names) - Philadelphia, PA

USPTO Classifications:
33/1A, 33/1B, 33/482, 33/565, D10/64

Tool Categories:

Assignees:
None

Manufacturer:
Polygraph Company - Philadelphia, PA

Witnesses:
John A. Wiedersheim
A. P. Grant
Patent Dates:
Applied: Jun. 19, 1885
Granted: Dec. 08, 1885

Patent Pictures: [ 1 | 2 | 3 ]
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Description:
One of these appeared in a Martin J. Donnelly auction

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