Patents
Release Time: 2025-04-30Hits:
  • Title:一种可控壁厚的定向凝固铸型的制备方法
  • Type of Patent:Invent
  • Application Number:ZL201310136686.2
  • Service Invention or Not:No
  • Application Date:2013-10-01
  • Date:2025-04-30

鲁中良