Title:一种能够调节粉体取剂量的瓶盖
Institution:材料科学与工程学院
Type of Patent:Utility models
Application Number:201920286567.8
Number of Inventors:1
Service Invention or Not:No
Application Date:2019-03-06
Publication Date:2019-11-22
Authorization Date:2019-11-22
Release Time:2019-04-15