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发明名称
Vorfabrizierte Unterdecke
摘要
申请公布号
CH470549(A)
申请公布日期
1969.03.31
申请号
CH19680008628
申请日期
1968.06.07
申请人
RUCHTI,WALTER
发明人
RUCHTI,WALTER
分类号
E04B9/30;(IPC1-7):E04B5/60
主分类号
E04B9/30
代理机构
代理人
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地址
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