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US Patent: 404,679
Machine for Cutting Key Seats
Patentee: Thomas W. Broomell (exact or similar names) - Erie, PA USPTO Classifications: 409/307, 409/319, 409/333 Tool Categories: metalworking machines : key seating machines Assignees: Thomas W. Broomell - Erie, PA Frank C. Burton - Erie, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 23, 1888 Granted: Jun. 04, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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