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发明名称
Rotary pump
摘要
申请公布号
US2694367(A)
申请公布日期
1954.11.16
申请号
US19500193425
申请日期
1950.11.01
申请人
PARAGON GEAR WORKS, INC.
发明人
SEAVEY ROBERT W.
分类号
F04C2/10
主分类号
F04C2/10
代理机构
代理人
主权项
地址
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