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发明名称
UNIVERSAL LAYER-SEPARATING DEVICE MAY BE BUILT BACK
摘要
申请公布号
HUT62368(A)
申请公布日期
1993.04.28
申请号
HU19910001157
申请日期
1991.04.10
申请人
MAGYAR SZENHIDROGENIPARI;NAGYALFOELDI KOEOLAJ ES FOELDG
发明人
LASZLO RUDOLF;SZABO GEZA;KUN MIHALY;MUNKACSI ISTVAN
分类号
E21B33/00;E21B33/12;E21B33/128;(IPC1-7):E21B33/00
主分类号
E21B33/00
代理机构
代理人
主权项
地址
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