SAFETY FOOTING BOARD, WHICH IS OPERATED AT THE SAME IN OPENING AND CLOSING A SUBWAY DOOR TO FUNCTION AS A BRIDGE BETWEEN THE DOOR AND THE PLATFORM,申请号KR20040051821-传众专利搜索

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发明名称	SAFETY FOOTING BOARD, WHICH IS OPERATED AT THE SAME IN OPENING AND CLOSING A SUBWAY DOOR TO FUNCTION AS A BRIDGE BETWEEN THE DOOR AND THE PLATFORM
摘要
申请公布号	KR20060002678(A)	申请公布日期	2006.01.09
申请号	KR20040051821	申请日期	2004.07.03
申请人	YOON, HONG KWON	发明人	YOON, HONG KWON
分类号	B61D23/02	主分类号	B61D23/02
代理机构		代理人
主权项
地址

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