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US Patent: 389,243
Key Seat Cutting Machine
Patentees: Randall A. Palmer (exact or similar names) - East Saginaw, Saginaw County, MI John E. Palethorp (exact or similar names) - Port Huron, St. Clair County, MI USPTO Classifications: 409/304, 409/335 Tool Categories: metalworking machines : key seating machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 02, 1888 Granted: Sep. 11, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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