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US Patent: 531,400
Machine for Turning Barrel Heads
Patentee: William W. Trevor (exact or similar names) - Lockport, Niagara County, NY USPTO Classifications: 147/38 Tool Categories: woodworking machines : specialty woodworking machines : barrel making machines trade specific : cooper Assignees: None Manufacturer: Trevor & Co. - Lockport, Niagara County, NY Witnesses: J. Carson Sheldon John J. Ward Theodore L. Popp John N. Arduer	Patent Dates: Applied: Nov. 23, 1891 Granted: Dec. 25, 1894 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Trevor & Co.

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