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Patent number:
Patent Date:
US Patent: 57,282
Improvement in Wooden Screws
Patentee:
Thomas Bowers (
exact
or
similar
names) - Zanesville, OH
USPTO Classifications:
411/423
,
74/424.75
Tool Categories:
Assignees:
None
Manufacturer:
Ohio Tool Co.
- Columbus, OH
Witnesses:
John Quigley
Samuel Champman
Patent Dates:
Granted:
Aug. 21, 1866
Patent Pictures: [
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Description:
Vise screw found with its head marked, Ohio Tool Co, Bowers Pat. Pat Aug 1866.
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