Patents
Release Time: 2025-04-30Hits:
  • Title:一种提高整体式陶瓷铸型型芯位置精度的方法
  • Type of Patent:Invent
  • Application Number:CN201410852333
  • Service Invention or Not:No
  • Application Date:2014-12-31
  • Date:2025-04-30

鲁中良