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US Patent: 282,225
Grinding-Machine
Patentee:
John Rentz - Quincy, IL

USPTO Classifications:
451/341

Tool Categories:
metalworking machines : grinding machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Gottlieb Rentz
George O. S. Bert

Patent Dates:
Applied: Jun. 04, 1882
Granted: Jul. 31, 1883

Patent Pictures:
USPTO pdf tiff
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