GENEVA, July 18 -- PETROLIAM NASIONAL BERHAD (PETRONAS) filed a patent application (MY2026/050001) for “A NOISE CANCELLATION ARRANGEMENT AND A HEARING PROTECTION DEVICE INCORPORATING THEREOF”. With publication no. WO/2026/151345, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: G10K 11/172
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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