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Ramron-Bancroft, Inc.
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Dearborn, MI, US
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Patents Grants
last 30 patents
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Patent Grant
Methods for making abrasive wheels
Patent number
5,322,531
Issue date
Jun 21, 1994
Ramron-Bancroft, Inc.
Chauncey E. Chambers
B24 - GRINDING POLISHING
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Patent Grant
Method for making abrasive wheels
Patent number
5,224,968
Issue date
Jul 6, 1993
Ramron-Bancroft, Inc.
Chauncey Chambers
B24 - GRINDING POLISHING
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