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发明名称
FOERFARANDE VID TORVBRYTNING
摘要
申请公布号
FI840520(A0)
申请公布日期
1984.02.08
申请号
FI19840000520
申请日期
1984.02.08
申请人
ARMERAD BETONG VAEGFOERBAETTRINGAR AKTIEBOLAG
发明人
ERIKSSON, STURE
分类号
E21C49/00;(IPC1-7):C10F/
主分类号
E21C49/00
代理机构
代理人
主权项
地址
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