GENEVA, Nov. 6 -- BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT filed a patent application (CN2026/091040) for “METALLOGRAPHIC ETCHING SOLUTION AND METALLOGRAPHIC ETCHING METHOD FOR STAINLESS STEEL-ALUMINUM ALLOY JOINTS”. With publication no. WO/2026/228293, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: C23F 1/20
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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