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US Patent: 2,585,944
Work Holding Means
Patentees:
Edward W. Kroeger (exact or similar names) - Cincinnati, Hamilton County, OH
Jesse Daugherty (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:
279/2.09, 279/2.18, 279/2.21

Tool Categories:
metalworking machines : drilling and boring : horizontal boring mill attachments

Assignees:
Giddings & Lewis Machine Tool Co. - Fond Du Lac, Fond Du Lac County, WI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 04, 1947
Granted: Feb. 19, 1952

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Giddings & Lewis Manufacturing Co.
Description:
Claim:

This invention relates to improvements in machine tools, particularly to work holding means, broadly termable a "chuck" for use in holding a work piece while being-machined on a machine tool, for example, a boring mill.

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