GENEVA, Sept. 28 -- 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/CN2025/084074) for "HEAT EXCHANGER AND WATER HEATER" on Mar 21, 2025. With publication no. WO/2025/195499, the details related to the patent application was published on Sep 25, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organi...