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经营范围
发明名称
Oberlichtoeffner fuer insbesondere hohe Fenster od. dgl.
摘要
申请公布号
DE1176021(B)
申请公布日期
1964.08.13
申请号
DE1956W018901
申请日期
1956.04.21
申请人
WILHELM WEBER
发明人
WEBER WILHELM
分类号
E05F11/12
主分类号
E05F11/12
代理机构
代理人
主权项
地址
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