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经营范围
发明名称
PROJECTING SCREEN
摘要
申请公布号
JPH0496041(A)
申请公布日期
1992.03.27
申请号
JP19900214014
申请日期
1990.08.13
申请人
KIKUCHI KAGAKU KENKIYUUSHIYO:KK
发明人
KIKUCHI TOJI
分类号
G03B21/62;G03B21/60
主分类号
G03B21/62
代理机构
代理人
主权项
地址
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