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经营范围
发明名称
Plunger packing
摘要
申请公布号
US2272862(A)
申请公布日期
1942.02.10
申请号
US19410400411
申请日期
1941.06.30
申请人
UNION STEAM PUMP COMPANY
发明人
YOHPE REINHARD A.
分类号
F16J15/18
主分类号
F16J15/18
代理机构
代理人
主权项
地址
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