J. A. Richards Company

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4910984 Progressive roll benderExpiredSep 16, 88Mar 27, 90[B21D]
4485664 Device for forming and bending metalExpiredSep 20, 82Dec 04, 84[B21D]
4462243 Tool support for machinesExpiredSep 20, 82Jul 31, 84[B21D]

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