GENEVA, July 9 -- DONGFANG ELECTRIC MACHINERY CO., LTD. filed a patent application (CN2025/137220) for “MAIN SHAFT SYSTEM OF WIND TURBINE”. With publication no. WO/2026/144654, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: F03D 1/06
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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