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US Patent: 2,305,144
Cutting Tool
Patentee: William F. Dalzen (exact or similar names) - Gross Point Park, Wayne County , MI USPTO Classifications: 407/20, 407/27, 409/49 Tool Categories: metalworking machines : gear cutting tools Assignees: Michigan Tool Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 31, 1931 Granted: Dec. 15, 1942 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Michigan Tool Co.

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