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经营范围
发明名称
REAR PROJECTION SCREEN
摘要
申请公布号
KR920006698(B1)
申请公布日期
1992.08.14
申请号
KR19880009046
申请日期
1988.07.20
申请人
MITSUBISHI RAYON CO., LTD.
发明人
ITO, AKIRA;OKADA, MIZUO
分类号
G03B21/62;(IPC1-7):G03B21/60
主分类号
G03B21/62
代理机构
代理人
主权项
地址
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