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Patent number:
Patent Date:
US Patent: 501,774
Carpenter's square
Patentee:
Frank D. Dunnington (
exact
or
similar
names) - Buckhannon, WV
USPTO Classifications:
33/32.2
,
33/480
Tool Categories:
layout tools
:
squares
:
carpenter squares
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
T. A. Loudin
W. L. Foster
Patent Dates:
Applied:
Apr. 03, 1893
Granted:
Jul. 18, 1893
Patent Pictures:
USPTO
(New site tip)
Google Patents
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