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发明名称
DEVICE FOR CONSTRUCTING AIR PASSAGES
摘要
申请公布号
EP0137466(A3)
申请公布日期
1985.07.24
申请号
EP19840111954
申请日期
1984.10.05
申请人
OSTERMANN, JORN-HINRICH
发明人
OSTERMANN, JORN-HINRICH
分类号
E04B1/70;E04B1/76;(IPC1-7):E04B1/70
主分类号
E04B1/70
代理机构
代理人
主权项
地址
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