International Patent: DIAPHRAGM MATERIAL, AND PREPARATION METHOD THEREFOR AND USE THEREOF

GENEVA, July 31 -- SONGSHAN LAKE MATERIALS LABORATORY filed a patent application (CN2026/074626) for “DIAPHRAGM MATERIAL, AND PREPARATION METHOD THEREFOR AND USE THEREOF”. With publication no. WO/2026/158587, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: H04R 31/00

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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