Chugoku Shiken Kabushiki Kaisha

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5554855 Photopolymerization reactor and small-sized light irradiator for dental useExpiredJul 26, 93Sep 10, 96[A61C]
5513984 Spacer and mouthpiece for adjusting occlusionExpiredJan 20, 95May 07, 96[A61C]
5299936 Spacer and mouthpiece for adjusting occulsionExpiredSep 09, 92Apr 05, 94[A61C]
5175008 Device for supplying plastic material for denture base and flask with the sameExpiredSep 24, 91Dec 29, 92[B29C]
4932867 Device and process for determining jaws positionExpiredJan 24, 89Jun 12, 90[A61C]

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