PROJECTOR FOR SELECTIVE PROJECTION OF SLIDES AND CINEMATOGRAPHIC FILMS,申请号PL19750178573-传众专利搜索

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发明名称	PROJECTOR FOR SELECTIVE PROJECTION OF SLIDES AND CINEMATOGRAPHIC FILMS
摘要
申请公布号	PL102200(B1)	申请公布日期	1979.03.31
申请号	PL19750178573	申请日期	1975.03.06
申请人		发明人
分类号	G03B21/12;(IPC1-7):G03B21/12	主分类号	G03B21/12
代理机构		代理人
主权项
地址

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