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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: [ 1 | 2 | 3 | 4 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen
Description: Vise screw found with its head marked, Ohio Tool Co, Bowers Pat. Pat Aug 1866.

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