发明名称 Film information reading device for camera
摘要 A film information reading device for a camera includes contact members arranged to make contact with an information pattern formed on an outside peripheral surface of a film cartridge to read out an information concerning a film contained in the film cartridge. Each of the contact members has an annular shaped contact surface.
申请公布号 US4783671(A) 申请公布日期 1988.11.08
申请号 US19870018081 申请日期 1987.02.24
申请人 CANON KABUSHIKI KAISHA 发明人 HARAGUCHI, SHOSUKE
分类号 G03B7/24;(IPC1-7):G03B7/24 主分类号 G03B7/24
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