+超细磨料生物高分子柔性抛光膜及其制备方法（美国PCT）
Release time:2023-04-03 Hits:
Affilication of Author(s):制造工程研究院
Disigner of the Invention:XXP,Huang Hui,宋运运
Type of Patent:发明专利
State of Patent:专利授权
Application Number:US 10,286,524 B2
Service Invention or Not:no
Application Date:2015-05-19
First Author:LJ