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US Patent: 1,443,150
Grinding tool
Patentee:
Fridolin Schimmel - Faribault, MN

USPTO Classifications:
29/76.1, 451/349

Tool Categories:
metalworking machines : grinders : sharpening machines : cutterhead sharpening machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 31, 1921
Granted: Jan. 23, 1923

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Schimmel, Reid & Co.
Description:
This machine is designed to sharpen the knives of the cutterhead seen in patent 1,443,150.

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