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US Patent: 4,398,326
Collet Unclamping Mechanism
Patentee:
John R. Joerger (exact or similar names) - Milwaukee, Milwaukee County, WI

USPTO Classifications:
279/155, 279/4.07, 29/26A, 408/239R, 409/233

Tool Categories:
metalworking machines : metalworking machine mechanisms

Assignees:
Kearney & Trecker Corp. - West Allis, Milwaukee County, WI

Manufacturer:
Kearney & Trecker Corp. - West Allis, Milwaukee County, WI

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 01, 1981
Granted: Aug. 16, 1983

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Kearney Trecker Corp.

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