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US Patent: 95,988
Sharpening Machine
Patentee:
Aury Gates Coes - Worcester, MA

USPTO Classifications:
451/143, 451/374

Tool Categories:
woodworking machines : machine and tool cutters : cutter grinding

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Geo. A. Loring
Edmond Griffith
John H. Coes
Orrin F. Battry

Patent Dates:
Granted: Oct. 19, 1869

Patent Pictures:
A. G. Coes Pat. Oct. 19, 1869
USPTO pdf tiff
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Description:
The machine is to sharpen milling machine cutters by grinding. Coes is best known for wrenches manufactured in conjunction with his brother Loring.

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