Ventil,申请号DE19702002520-传众专利搜索

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发明名称	Ventil
摘要
申请公布号	DE2002520(A1)	申请公布日期	1970.11.12
申请号	DE19702002520	申请日期	1970.01.21
申请人	WESTINGHOUSE AIR BRAKE COMPANY	发明人	WESLEY COINER,RONALD;BROWN,DONALD
分类号	F15C3/04	主分类号	F15C3/04
代理机构		代理人
主权项
地址

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