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发明名称
GAS-TIGHT ISOLATORS AND VALVES
摘要
申请公布号
GB1308801(A)
申请公布日期
1973.03.07
申请号
GBD1308801
申请日期
1970.02.06
申请人
THERMO-TECHNICAL DEVELOPMENT LTD
发明人
分类号
F16K1/16;(IPC1-7):F16K3/02;F16K1/22
主分类号
F16K1/16
代理机构
代理人
主权项
地址
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