Pneumatic lift system for a tractortrailer hitch,申请号US19640362008-传众专利搜索

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发明名称	Pneumatic lift system for a tractortrailer hitch
摘要
申请公布号	US3253840(A)	申请公布日期	1966.05.31
申请号	US19640362008	申请日期	1964.04.23
申请人	OLE GRANNING TRAILER SERVICE INC.	发明人	GRANNING OLE
分类号	B62D53/08	主分类号	B62D53/08
代理机构		代理人
主权项
地址

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