Photographic copying machine,申请号US19340707001-传众专利搜索

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发明名称	Photographic copying machine
摘要
申请公布号	US2015803(A)	申请公布日期	1935.10.01
申请号	US19340707001	申请日期	1934.01.17
申请人	PHOTOSTAT CORPORATION	发明人	LANDROCK PAUL
分类号	G03B27/58	主分类号	G03B27/58
代理机构		代理人
主权项
地址

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