Toyo Bussan Kabushiki Kaisha

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5178722 Method of producing a flexible metal and resin film laminate with holesExpiredJul 05, 91Jan 12, 93[C23F, B44C]
4583828 Focus adjusting device for binocularExpiredAug 15, 83Apr 22, 86[G02B]
4240690 Sliding finger plate focus adjusting device for a binocularExpiredJan 15, 79Dec 23, 80[G02B]

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