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US Patent: 2,998,259
Collet and chuck therefor
Patentee:
Lawrence Farnsworth - Racine, WI

USPTO Classifications:
279/50

Tool Categories:
work holding

Assignees:
Heinrich Tools, Inc. - Racine, WI

Manufacturer:
Heinrich Tools, Inc. - Racine, WI

Witnesses:
Unknown

Patent Dates:
Applied: May 23, 1960
Granted: Aug. 29, 1961

Patent Pictures:
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Description:
Improvements to patent 2,994,538.

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