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发明名称
Hermetically sealed packingless in-line valve
摘要
申请公布号
US2708563(A)
申请公布日期
1955.05.17
申请号
US19540461182
申请日期
1954.10.08
申请人
BACKMAN WILLIAM O;REDMON DON M
发明人
BACKMAN WILLIAM O.;REDMON DON M.
分类号
F16K1/00
主分类号
F16K1/00
代理机构
代理人
主权项
地址
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