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发明名称
Pump
摘要
申请公布号
US2415618(A)
申请公布日期
1947.02.11
申请号
US19450595021
申请日期
1945.05.21
申请人
WEST WILLIAM S
发明人
WEST WILLIAM S.
分类号
F04B7/04;F04B39/00
主分类号
F04B7/04
代理机构
代理人
主权项
地址
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