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US Patent: 1,929,593
Hydraulic screw broaching machine
Patentee: Francis J. Lapointe (exact or similar names) - Ann Arbor, MI USPTO Classifications: 409/267, 409/285 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: Dec. 04, 1931 Granted: Oct. 10, 1933 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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