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US Patent: 876,428
Fluid Pressure Operated Grinding Machine
Patentee:
John G. Blessing (exact or similar names) - New Britain, Hartford County, CT

USPTO Classifications:
409/163, 409/170, 451/180, 451/182, 451/213, 451/395, 91/358A

Tool Categories:
metalworking machines : grinders : sharpening machines

Assignees:
American Cutlery Co. - Chicago, Cook County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 16, 1907
Granted: Jan. 14, 1908

Patent Pictures:
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