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发明名称
FACILITY FOR TEMPORARY REINFORCEMENT OF THE DRIFT OR TUNNEL
摘要
申请公布号
CS222195(B2)
申请公布日期
1983.05.27
申请号
CS19810002093
申请日期
1981.03.23
申请人
VOEST-ALPINE AG.,AT
发明人
AISTLEITNER,KARL,AT;SCHETINA,OTTO,AT;ZITZ,ALFRED,AT
分类号
E21D19/04;E21D9/10;E21D11/40;(IPC1-7):E21D17/022
主分类号
E21D19/04
代理机构
代理人
主权项
地址
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