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经营范围
发明名称
Mechanical pump equipment
摘要
申请公布号
US4938662(A)
申请公布日期
1990.07.03
申请号
US19890415486
申请日期
1989.10.03
申请人
HITACHI, LTD.
发明人
SHIMOYASHIKI, SHIGEHIRO;INOUE, KOTARO;HAYASHI, YOJIRO;TACHI, YASUO;KAWABE, RYUHEI;SATO, YOSHIHIKO
分类号
F04D7/06;F04D29/62
主分类号
F04D7/06
代理机构
代理人
主权项
地址
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