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经营范围
发明名称
PROJEKTIEWAND VOOR DOORLICHTPROJEKTIE.
摘要
申请公布号
NL8102841(A)
申请公布日期
1982.01.04
申请号
NL19810002841
申请日期
1981.06.12
申请人
HORST STIEF TE BIELEFELD, BONDSREPUBLIEK DUITSLAND.
发明人
分类号
G03B21/62;(IPC1-7):G03B21/56
主分类号
G03B21/62
代理机构
代理人
主权项
地址
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