GENEVA, Sept. 8 -- ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD. (Diankou Industry Zone, ZhujiShaoxing, Zhejiang 311835), 浙江盾安人工环境股份有限公司 (中国浙江省绍兴市诸暨市店口工业区) filed a patent application (PCT/CN2025/078188) for "STOP VALVE" on Feb 20, 2025. With publication no. WO/2025/180281, the details related to the patent application was published on Sep 04, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Invent...