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发明名称
PODZIEMNA KOMORA MONTAZOWA URZADZEN GORNICZYCH
摘要
申请公布号
PL105896(B1)
申请公布日期
1979.11.30
申请号
PL19770196895
申请日期
1977.03.23
申请人
发明人
分类号
E04H9/12;E21D;E21D13/00;(IPC1-7):E21D13/00
主分类号
E04H9/12
代理机构
代理人
主权项
地址
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