GLASS, CHARLES BARRY

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4631161 Continuous molding methodExpiredFeb 01, 85Dec 23, 86[B29C]
4497619 Continuous molding apparatusExpiredJan 18, 83Feb 05, 85[B29D]
4199442 Riddle with locked-in screenExpiredFeb 27, 78Apr 22, 80[B07B]

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