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US Patent: 2,805,522
Apparatus for Sharpening Wood Bits
Patentee:
Theodore S. Dayton - Portland, Multnomah County, OR

USPTO Classifications:
125/11.03, 451/220, 451/375, 451/48

Tool Categories:
metalworking machines : grinders : sharpening machines : drill sharpening machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 15, 1954
Granted: Sep. 10, 1957

Patent Pictures:
USPTO pdf tiff
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