发明名称 Film unit with a lens
摘要 A film unit includes a body with an optical system having a lens therein. An advance system for advancing a film includes a film counter displaying information relating to the number of pictures remaining in the film and further displays additional information unrelated picture taking.
申请公布号 US6463216(B2) 申请公布日期 2002.10.08
申请号 US20010859409 申请日期 2001.05.18
申请人 D.O.G., INC. 发明人 TANIMURA SHINGO
分类号 G03C3/00;G03B1/66;G03B17/04;(IPC1-7):G03B1/66 主分类号 G03C3/00
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