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US Patent: 2,528,442
Power Chuck
Patentee:
Lorenz Albert Leifer (exact or similar names) - Madison, Dane County, WI

USPTO Classifications:
279/114, 279/134, 279/137, 279/4.12

Tool Categories:
metalworking machines : metal lathes : metal lathe chucks

Assignees:
Gisholt Machine Co. - Madison, Dane County, WI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 15, 1945
Granted: Oct. 31, 1950

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Gisholt Machine Co.

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