Retractable low friction means for movable bodies,申请号US19550553291-传众专利搜索

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发明名称	Retractable low friction means for movable bodies
摘要
申请公布号	US2823924(A)	申请公布日期	1958.02.18
申请号	US19550553291	申请日期	1955.12.15
申请人	SOUTHERN STATES EQUIPMENT CORPORATION	发明人	CARMICHAEL ROBERT D.
分类号	B60B33/06	主分类号	B60B33/06
代理机构		代理人
主权项
地址

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