Film threading device for photographic apparatus,申请号US19530350984-传众专利搜索

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发明名称	Film threading device for photographic apparatus
摘要
申请公布号	US2800832(A)	申请公布日期	1957.07.30
申请号	US19530350984	申请日期	1953.04.24
申请人	EASTMAN KODAK COMPANY	发明人	HINTZ HARVEY P.;HAYDEN JAMES F.;OFFENSEND GLEN W.
分类号	G03B1/42	主分类号	G03B1/42
代理机构		代理人
主权项
地址

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