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发明名称
Pump plunger
摘要
申请公布号
US2991806(A)
申请公布日期
1961.07.11
申请号
US19570699346
申请日期
1957.11.27
申请人
UNITED STATES STEEL CORPORATION
发明人
ROCHEVILLE CHARLES E.;SECRIST WALTER S.
分类号
F16J1/00
主分类号
F16J1/00
代理机构
代理人
主权项
地址
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