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US Patent: 643,703
Drill-grinding machines
Patentee:
Henry P. White - Kalamazoo, MI

USPTO Classifications:
451/375

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

Assignees:
Charles D. Fuller - Kalamazoo, MI

Manufacturer:
Wilmarth & Morman Co. - Grand Rapids, MI

Witnesses:
Alice E. Houghton
Otis A. Earl

Patent Dates:
Applied: Nov. 11, 1899
Granted: Feb. 20, 1900

Patent Pictures:
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"Vintage Machinery" entry for Wilmarth & Morman Co.
Description:
This patent date was seen on a drill grinder from Wilmarth & Morman Co., and since the inventor's patent 684,890 was assigned to that firm, it's safe to say that this is patent was used by them.

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