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经营范围
发明名称
UNIT OF THE MINE ADVACING SUPPORT
摘要
申请公布号
CS204728(B1)
申请公布日期
1981.04.30
申请号
CS19790004865
申请日期
1979.07.12
申请人
MYNAR,VLADIMIR,CS;SEVCIK,ARNOST,CS;NOVOTNY,STANISLAV,CS;KOUDELKA,KAREL,CS;DZIERZA,EMIL,CS
发明人
MYNAR,VLADIMIR,CS;SEVCIK,ARNOST,CS;NOVOTNY,STANISLAV,CS;KOUDELKA,KAREL,CS;DZIERZA,EMIL,CS
分类号
E21D23/00;(IPC1-7):E21D23/00
主分类号
E21D23/00
代理机构
代理人
主权项
地址
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