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发明名称
Poppet valve
摘要
申请公布号
US1763340(A)
申请公布日期
1930.06.10
申请号
US19260121569
申请日期
1926.07.10
申请人
THOMPSON PRODUCTS INC.
发明人
BISSELL RICHARD E.
分类号
F01L3/00
主分类号
F01L3/00
代理机构
代理人
主权项
地址
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