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US Patent: 153,033
Improvement in machines for cutting locks in hoops
Patentees: Calvin Albertson (exact or similar names) - Dalton, IN Ira E. Hobson (exact or similar names) - Dalton, IN John Hobson (exact or similar names) - Dalton, IN USPTO Classifications: 147/46 Tool Categories: woodworking machines : specialty woodworking machines : hoop making machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Isaac Cory Rufus Cory	Patent Dates: Applied: Mar. 14, 1874 Granted: Jul. 14, 1874 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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