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US Patent: 146,050
James H. Curran - Rochester, Monroe County, NY

USPTO Classifications:
451/361, 451/364

Tool Categories:
metalworking machines : grinders : sharpening machines

James H. Curran - Rochester, Monroe County, NY
Truman B. Johnson - Seneca Falls, Seneca County, NY

Not known to have been produced

R. F. Osgood
James L. Norris
George Devenport
Chauncy Nair

Patent Dates:
Applied: Sep. 19, 1873
Granted: Dec. 30, 1873

Patent Pictures: [ 1 | 2 ]
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R. F. Osgood - patent attorney

My invention relates to certain improvements in machines for grinding harvester knives and it consists, among other things, in combining, with an adjustable frame, a grinding-wheel and an independent vertically-slotted table, said parts being constructed so as to be attached to the frame supporting the driving wheels or mechanism, as hereinafter set forth. The invention further consists in combining, with a vertically-adjustable table and grinding-wheel, a swinging guide connected with the table by pivoted parallel bars.

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