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经营范围
发明名称
High pressure valve, shank and stem assembly
摘要
申请公布号
US3049332(A)
申请公布日期
1962.08.14
申请号
US19610155388
申请日期
1961.11.28
申请人
TRI-KRIS COMPANY, INC.
发明人
WEBSTER CHARLES W.
分类号
F16K1/02
主分类号
F16K1/02
代理机构
代理人
主权项
地址
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