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经营范围
发明名称
SWITCHING-OFF VALVE
摘要
申请公布号
SU1004992(A1)
申请公布日期
1983.03.15
申请号
SU19813370820
申请日期
1981.12.25
申请人
GRINBERG YAKOV S,SU
发明人
GRINBERG YAKOV S,SU
分类号
G05D16/10;F16K17/22;(IPC1-7):G05D16/10
主分类号
G05D16/10
代理机构
代理人
主权项
地址
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