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发明名称
CIRCULATION VALVE
摘要
申请公布号
SU618536(A1)
申请公布日期
1978.08.05
申请号
SU19772449956
申请日期
1977.02.02
申请人
OSOBOE K BYURO PO KONSTRUIROVANIYU,ôCCóE¯OBAHô½ ô BHE¯PEHô½ O¬OPY¯OBAHôù ¯óù PA³¯EóÓHOö ÜKCüóYATA|ôô HE´TùHÕX CKBAÖôH
发明人
MEKHTIEV ALI M,SU;RASULOV ALIBABA Z,SU
分类号
E21B43/00;(IPC1-7):E21B43/00
主分类号
E21B43/00
代理机构
代理人
主权项
地址
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