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经营范围
发明名称
PROCEDE ET APPAREIL PORTABLE POUR RECOLTER DES ECHANTILLONS DES ROCHES
摘要
申请公布号
RO66277(A2)
申请公布日期
1978.04.15
申请号
RO19770090925
申请日期
1977.07.05
申请人
INSTITUTUL DE CERCETARI SI PROIECTARI MINIERE PENTRU SUBSTANTE NEMETALIFERE,RO
发明人
GHERMAN,EMIL,RO;ALMASAN,MIRCEA,RO;BARA,LUDOVIC,RO;MORAVEK,VASILE,RO
分类号
E21B49/00;E21C39/00;(IPC1-7):E21B49/00
主分类号
E21B49/00
代理机构
代理人
主权项
地址
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