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US Patent: 454,765
Crozing and chamfering machine
Patentee: James Pleukharp (exact or similar names) - Columbus, OH USPTO Classifications: 144/223, 147/19 Tool Categories: trade specific : cooper Assignees: None Manufacturer: Not known to have been produced Witnesses: Barton Griffith Harry Price	Patent Dates: Applied: Sep. 18, 1890 Granted: Jun. 23, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Pleukharp Barrel Machine Co.

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