Back-projection screen,申请号DK19850005738-传众专利搜索

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发明名称	Back-projection screen
摘要
申请公布号	DK159841(B)	申请公布日期	1990.12.10
申请号	DK19850005738	申请日期	1985.12.11
申请人	MITSUBISHI RAYON CO. LTD.	发明人	YATA, YUKIO;INAGAKI, KOICHI
分类号	G03B;G03B21/62;(IPC1-7):G03B21/62	主分类号	G03B
代理机构		代理人
主权项
地址

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