Relief valve for hydraulic systems,申请号US19470768344-传众专利搜索

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发明名称	Relief valve for hydraulic systems
摘要
申请公布号	US2473953(A)	申请公布日期	1949.06.21
申请号	US19470768344	申请日期	1947.08.13
申请人	THE NEW YORK AIR BRAKE COMPANY	发明人	HUBER HOWARD E.;HUBER MATTHEW W.
分类号	F15B1/027	主分类号	F15B1/027
代理机构		代理人
主权项
地址

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