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发明名称
Appliance for the opening of venting devices
摘要
Published without abstract.
申请公布号
DE3344745(A1)
申请公布日期
1985.06.20
申请号
DE19833344745
申请日期
1983.12.10
申请人
HEINZ ESSMANN GMBH & CO KG
发明人
ESSMANN,PETER;ELBRACHT,KLAUS,DIPL.-ING.
分类号
A62C2/24;(IPC1-7):E05F15/20;A62C39/00
主分类号
A62C2/24
代理机构
代理人
主权项
地址
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