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一种卡门涡街形流道及其滴灌灌水器

  • Release Time:2025-04-30
  • Hits:
  • Title: 

    一种卡门涡街形流道及其滴灌灌水器
  • Disigner of the Invention: 

    魏正英、楚华丽、马胜利、苑伟静
  • Type of Patent: 

    Invent
  • Application Number: 

    ZL 2014107475694
  • Service Invention or Not: 

    No
  • Application Date: 

    2014-07-04
  • Date: 

    2025-04-30