DEVICE FOR ABATEMENT OF SUBWAY TRAIN NOISE,申请号SU19894757891-传众专利搜索

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发明名称	DEVICE FOR ABATEMENT OF SUBWAY TRAIN NOISE
摘要
申请公布号	RU1819956(C)	申请公布日期	1993.06.07
申请号	SU19894757891	申请日期	1989.11.03
申请人	PROEKTNO-KONSTRUKTORSKOE BYURO TRESTA "DONETSKUGLEAVTOMATIKA"	发明人	NEGRIENKO BORIS A;KOSTANDA VLADIMIR S
分类号	E04B1/84;(IPC1-7):E04B1/84	主分类号	E04B1/84
代理机构		代理人
主权项
地址

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