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US Patent: 2,362,941
Penetrator chuck retainer
Patentee:
David F. Sklar (exact or similar names) - Brooklyn, NY

USPTO Classifications:
73/85

Tool Categories:
metalworking tools : machinist tools : measuring tools : metal hardness testers

Assignees:
Wilson Mechanical Instrument Co., Inc. - New York, NY

Manufacturer:
Wilson Mechanical Instrument Co., Inc. - New York, NY
Wilson Mechanical Instrument Division, American Chain & Cable Co., Inc. - Bridgeport, CT

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 26, 1943
Granted: Nov. 14, 1944

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Wilson Mechanical Instrument Co.
Description:
Improvements to a portion of patent 1,885,972.

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