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发明名称
Huelsenfoermiger Formstein fuer Lueftungsgitter od. dgl.
摘要
申请公布号
DE1291498(B)
申请公布日期
1969.03.27
申请号
DE196300ST899
申请日期
1963.07.24
申请人
STOECKER, KARL
发明人
分类号
F24F13/00
主分类号
F24F13/00
代理机构
代理人
主权项
地址
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