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经营范围
发明名称
REFLECTION TYPE SCREEN
摘要
申请公布号
JPH0475049(A)
申请公布日期
1992.03.10
申请号
JP19900189184
申请日期
1990.07.17
申请人
TOPPAN PRINTING CO LTD
发明人
YOSHIDA TSUTOMU;YAMADA SENHIKO;SATO HIDEO
分类号
G03B21/60
主分类号
G03B21/60
代理机构
代理人
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地址
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