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2542456 Onboard railway communication network system and method for transmitting messages in onboard railway communication network

작성자 관리자 등록일 2025. 02. 26 조회수 33

2542456 Onboard railway communication network system and method for transmitting messages in onboard railway communication network [첨부 이미지1]

2542456 Onboard railway communication network system and method for transmitting messages in onboard railway communication network

230607 특허증(2542456)차상 철도통신망 시스템 및 차상 철도통신망의 메시지 전송 방법다운로드