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发明名称
METHOD OF AND INSERT FOR PROTECTING UNDERGROUND RAILWAY TRANSPORT ROUTES
摘要
申请公布号
PL271027(A1)
申请公布日期
1989.09.18
申请号
PL19880271027
申请日期
1988.03.04
申请人
GWARECTWO BUDOWNICTWA GORNICZE
发明人
MARCINEK STANISLAW;FILIPEK MARIAN;SZOTA ZBIGNIEW;GOLASZEWSKI ANTONI;NACZYNSKI ANDRZEJ;BERNADY ANDRZEJ;LIPINSKI KAZIMIERZ;PIETKA ZDZISLAW
分类号
E01B3/02;E21D;(IPC1-7):E21D/
主分类号
E01B3/02
代理机构
代理人
主权项
地址
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