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发明名称
DRAIN SCREW OF CIRCULATING PUMP
摘要
申请公布号
JPH1137098(A)
申请公布日期
1999.02.09
申请号
JP19970207355
申请日期
1997.07.17
申请人
JAPAN SERVO CO LTD
发明人
KATSUYAMA TADATOSHI
分类号
F04D9/02;F04D29/70;F16B23/00;(IPC1-7):F04D29/70
主分类号
F04D9/02
代理机构
代理人
主权项
地址
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