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US Patent: 4,369,606
Abrasive head
Patentee:
Ralph E. Reiman (exact or similar names) - Indianapolis, IN

USPTO Classifications:
15/183, 451/467, 451/469, 451/493

Tool Categories:

Assignees:
Grinding & Polishing Machinery Co. - Indianapolis, IN

Manufacturer:
Grinding & Polishing Machinery Co. - Indianapolis, IN

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 11, 1980
Granted: Jan. 25, 1983

Patent Pictures:
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Vintage Machinery entry for Grinding & Polishing Machinery Co.
Description:
Improvements to patent 2,430,099 to better secure the brush holders. That older patent was assigned to Vonnegut Moulder Corp.

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