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US Patent: 1,854,071
Method of manufacturing abrasives
Patentee:
Elmer C. Schacht - Troy, NY

USPTO Classifications:
101/DIG37, 118/206, 118/308, 118/640, 26/28, 264/440, 264/447, 427/474, 51/295

Tool Categories:

Assignees:
Behr-Manning Corp. - Troy, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 14, 1930
Granted: Apr. 12, 1932

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Production Machine Co.
Description:
Of interest because Schacht once worked for Production Machine Co., which made sanding machines.

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