吴德发

·Patents

Current position: 英文主页 > Scientific Research > Patents
刘银水;王丹;吴德发;李东林;赵旭峰;杨曙东;李晓晖,发明专利,一种双阻尼直动式水压溢流阀,ZL201410295695
Release time:2018-08-04  Hits: