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Patent number:
Patent Date:
US Patent: 431,719
Hand Screw
Patentee:
Adam Henry George (
exact
or
similar
names) - Passaic, Passaic County, NJ
USPTO Classifications:
269/157
,
269/174
,
269/219
,
269/238
,
269/245
,
269/90
Tool Categories:
work holding
:
clamps
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Charles F. Barter
William Hutchison
Charles R. Searle
L. A. Jones
Patent Dates:
Applied:
Jul. 29, 1889
Granted:
Jul. 08, 1890
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Thomas Drew Stetson - patent attorney
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