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US Patent: 74,725
Improvement in clamps for trussing cylinders of staves
Patentee: Walter Shepperman (exact or similar names) - Pittsburgh, PA USPTO Classifications: 100/16, 147/4, 24/278, 254/264 Tool Categories: woodworking machines : specialty woodworking machines : barrel making machines trade specific : cooper work holding : clamps Assignees: None Manufacturer: Not known to have been produced Witnesses: G. H. Matzel S. S. Burns	Patent Dates: Granted: Feb. 18, 1868 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Carl Matthews

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