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US Patent: 381,775
Saw-sharpening machine
Patentee:
William H. Halladay - Chicago, IL

USPTO Classifications:
76/40, 76/77, 76/79

Tool Categories:
metalworking machines : grinders : sharpening machines : saw sharpening machines

Assignees:
William H. Halladay Manufacturing Co. - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
Francis W. Parker
Charles S. Burton

Patent Dates:
Applied: Feb. 07, 1887
Granted: Apr. 24, 1888

Patent Pictures:
USPTO pdf tiff
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