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US Patent: 3,022,608
Taper Grinding Tool
Patentee:
Charles Tree - Racine, WI

USPTO Classifications:
451/135, 451/440

Tool Categories:
metalworking machines : milling machines : milling machine tools

Assignees:
Tree Tool & Die Works - Racine, WI

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jan. 11, 1960
Granted: Feb. 27, 1962

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Tree Tool and Die Works

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