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US Patent: 2,255,221
Method and means for surface broaching
Patentee: Francis J. Lapointe (exact or similar names) - Ann Arbor, MI USPTO Classifications: 407/15, 409/244, 409/268 Tool Categories: metalworking machines : broaching machines Assignees: American Broach & Machine Co. - Ann Arbor, MI Manufacturer: American Broach & Machine Co. - Ann Arbor, MI Witnesses: Unknown	Patent Dates: Applied: Sep. 02, 1937 Granted: Sep. 09, 1941 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for American Broach & Machine Co.

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