发明名称 Magnetic head for a camera featuring multiple, varied-sized head portions
摘要 A magnetic head for a camera for use with a film with a magnetic memory portion, includes a first head portion for writing information to the magnetic memory portion of the film, and a second head portion for at least reading information from the magnetic memory portion of the film, wherein a length of the second head portion in the perpendicular direction to a film transporting direction is longer than a length of the first head portion in the perpendicular direction to the film transporting direction.
申请公布号 US5321452(A) 申请公布日期 1994.06.14
申请号 US19920871997 申请日期 1992.04.22
申请人 CANON KABUSHIKI KAISHA 发明人 TSUJIMOTO, SHINICHI
分类号 G03B17/24;(IPC1-7):G03B17/24 主分类号 G03B17/24
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