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US Patent: 2,415,308
Centrifugally expansible abrasive wheel
Patentee:
John O. Schulte - Indianapolis, IN

USPTO Classifications:
451/506

Tool Categories:
woodworking machines : sanding machines

Assignees:
Vonnegut Moulder Corp. - Indianapolis, IN

Manufacturer:
Vonnegut Moulder Corp. - Indianapolis, IN

Witnesses:
Unknown

Patent Dates:
Applied: May 23, 1945
Granted: Feb. 04, 1947

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Vonnegut Moulder Corp.

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