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Patent number:
Patent Date:
US Patent: 557,302
Combination Square
Patentee:
Casmir Chretien (
exact
or
similar
names) - Manville, RI
USPTO Classifications:
33/473
Tool Categories:
layout tools
:
squares
:
try squares
layout tools
:
bevels
layout tools
:
protractors
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
M. F. Bligh
Charles H. Luther, Jr.
Joseph A. Miller
Henry J. Miller
Patent Dates:
Applied:
Nov. 13, 1895
Granted:
Mar. 31, 1896
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
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