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Patent number:
Patent Date:
US Patent: 370,734
Ratchet screw-driver or drill
Patentee:
John Fryxell (
exact
or
similar
names) - Moline, IL
USPTO Classifications:
74/127
,
81/122
Tool Categories:
screwdrivers
:
screwdriver mechanisms
:
spiral screwdrivers
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Oliver Olson
C. L. McLay
Patent Dates:
Applied:
Apr. 11, 1887
Granted:
Sep. 27, 1887
Patent Pictures:
USPTO
(New site tip)
Google Patents
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