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发明名称
Device for pumping liquids according to predetermined ratios
摘要
申请公布号
IT1221112(B)
申请公布日期
1990.06.21
申请号
IT19810083439
申请日期
1981.07.21
申请人
GRACO INC.
发明人
KELLY LAWRENCE S.;SCHAFFRAN DEAN L.;NII DONALD S.
分类号
F04C;(IPC1-7):F04C/
主分类号
F04C
代理机构
代理人
主权项
地址
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