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US Patent: 1,989,792
Automatic Machine Tool
Patentee:
Joseph C. Drader (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
451/127, 451/143, 451/222, 451/37

Tool Categories:
metalworking machines : grinders : tool grinders

Assignees:
Michigan Tool Co. - Detroit, Wayne County, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 24, 1930
Granted: Feb. 05, 1935

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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