GENEVA, July 27 -- DYEDOV, Fedir Vasylovych filed a patent application (UA2025/000029) for “DUPLEX FREE-PISTON ENGINE WITH ENHANCED COOLING SYSTEM”. With publication no. WO/2026/155723, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: F02G 1/043

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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