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发明名称
Improvements in or relating to impellers for centrifugal pumps, notably small-sized pumps
摘要
申请公布号
GB941172(A)
申请公布日期
1963.11.06
申请号
GB19620003417
申请日期
1962.01.30
申请人
MAXIME AMIRAULT;PAUL DESTOUMIEUX
发明人
分类号
F04D29/22;F04D29/28
主分类号
F04D29/22
代理机构
代理人
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地址
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