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经营范围
发明名称
PACKING VALVE
摘要
申请公布号
SU831786(A1)
申请公布日期
1981.05.23
申请号
SU19792798520
申请日期
1979.07.18
申请人
DN ZAVOD METALL OBORUDOVANIYA
发明人
DUDKA ANATOLIJ I,SU;PISMEROV VLADIMIR V,SU;KAUROV VLADIMIR V,SU
分类号
C21B7/18;(IPC1-7):C21B7/18
主分类号
C21B7/18
代理机构
代理人
主权项
地址
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