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发明名称
METHOD OF FORMING AND INSTALLING A RECESSED VALVE STEM
摘要
申请公布号
US3432904(A)
申请公布日期
1969.03.18
申请号
USD3432904
申请日期
1966.06.29
申请人
JESSE E. STEWART
发明人
JESSE E. STEWART
分类号
F16K15/20;(IPC1-7):F16K15/20
主分类号
F16K15/20
代理机构
代理人
主权项
地址
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