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发明名称
VALVES FOR CONTROLLING GAS FLOW
摘要
申请公布号
GB2045399(A)
申请公布日期
1980.10.29
申请号
GB19800006031
申请日期
1980.02.22
申请人
SUPERIOR VALVE CO
发明人
分类号
F16K1/30;F16K1/34;F16K1/36;(IPC1-7):F16K1/44
主分类号
F16K1/30
代理机构
代理人
主权项
地址
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