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发明名称
AUTO-SCREEN DEVICE
摘要
申请公布号
JPH03251836(A)
申请公布日期
1991.11.11
申请号
JP19900050306
申请日期
1990.03.01
申请人
NIPPON ELECTRIC IND CO LTD
发明人
IKEDA TAKUMI
分类号
G03B21/56
主分类号
G03B21/56
代理机构
代理人
主权项
地址
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