GENEVA, Sept. 18 -- ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD. filed a patent application (CN2026/081643) for “HEAT EXCHANGER FLAT TUBE AND HEAT EXCHANGER”. With publication no. WO/2026/184686, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: F28F 1/02
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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