Roll film camera,申请号US19520326418-传众专利搜索

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发明名称	Roll film camera
摘要
申请公布号	US2890635(A)	申请公布日期	1959.06.16
申请号	US19520326418	申请日期	1952.12.17
申请人	OWENS FREEMAN H	发明人	OWENS FREEMAN H.
分类号	G03B19/04	主分类号	G03B19/04
代理机构		代理人
主权项
地址

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