一种多叶片式无堵塞泵叶轮及其设计方法
- Type of Patent:发明
- State of Patent:已授权
- Authorization number:201410211176.1
- Service Invention or Not:no
- Application Date:2014-05-16
- Authorization Date:2016-07-13
高雄发
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Date:2019-10-23 Hits:
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