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US Patent: 636,192
Grinding Machine
Patentee:
Harry W. Bolens (exact or similar names) - Port Washington, WI

USPTO Classifications:
451/128, 451/139, 451/372

Tool Categories:
agricultural : sharpeners

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
N. E. Oliphant
B. C. Roloff
George W. Young

Patent Dates:
Applied: Apr. 22, 1899
Granted: Oct. 31, 1899

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
H. G. Underwood - patent attorney

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