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US Patent: 2,925,018
Quill Retracting and Positioning Mechanism
Patentees:
John B. Lukey - West Allis, Milwaukee County, WI
John G. Osburn - Milwaukee, Milwaukee County, WI
Frank Zankl - Milwaukee, Milwaukee County, WI

USPTO Classifications:
409/206, 409/209, 451/124, 74/20

Tool Categories:
metalworking machines : milling machines
metalworking machines : metalworking machine mechanisms

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 24, 1956
Granted: Feb. 16, 1960

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Kearney & Trecker Co.

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