BACK PROJECTION TYPE SCREEN AND PROJECTOR,申请号JP19770155029-传众专利搜索

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发明名称	BACK PROJECTION TYPE SCREEN AND PROJECTOR
摘要
申请公布号	JPS5382329(A)	申请公布日期	1978.07.20
申请号	JP19770155029	申请日期	1977.12.22
申请人	POLAROID CORP	发明人	UIRIAMU TOOSHIYU PURAMAA
分类号	G03B21/11;G03B21/60;G03B21/62	主分类号	G03B21/11
代理机构		代理人
主权项
地址

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