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US Patent: 2,431,795
Grinding apparatus
Patentee:
John A. Elmes (exact or similar names) - Beaver Falls, PA

USPTO Classifications:
451/303, 451/311

Tool Categories:
woodworking machines : sanding machines : belt sanders

Assignees:
Walter L. Ryan - Pittsburgh, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Nov. 21, 1945
Granted: Dec. 02, 1947

Patent Pictures:
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