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发明名称
Piston pump
摘要
申请公布号
US1947902(A)
申请公布日期
1934.02.20
申请号
US19300427986
申请日期
1930.02.12
申请人
DE STOUTZ ROBERT
发明人
STOUTZ ROBERT DE
分类号
F04B1/12;F04B1/20
主分类号
F04B1/12
代理机构
代理人
主权项
地址
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