Valve device,申请号US19440523650-传众专利搜索

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发明名称	Valve device
摘要
申请公布号	US2366044(A)	申请公布日期	1944.12.26
申请号	US19440523650	申请日期	1944.02.24
申请人	THE WESTINGHOUSE AIR BRAKE COMPANY	发明人	MCCUNE JOSEPH C.
分类号	B60T8/74	主分类号	B60T8/74
代理机构		代理人
主权项
地址

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