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发明名称
Wrasenlüfter
摘要
申请公布号
DE20011710(U1)
申请公布日期
2000.09.14
申请号
DE20002011710U
申请日期
2000.07.07
申请人
FLECK, OSKAR
发明人
分类号
E04D1/30;E04D13/147;F24F7/02;(IPC1-7):E04D1/30
主分类号
E04D1/30
代理机构
代理人
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地址
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