Stair traversing wheel chair mechanism,申请号US19650540108-传众专利搜索

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发明名称	Stair traversing wheel chair mechanism
摘要
申请公布号	US3295858(A)	申请公布日期	1967.01.03
申请号	US19650540108	申请日期	1965.10.20
申请人	ADDISON JR HARRY W	发明人	JR. HARRY W. ADDISON,
分类号	A61G5/06	主分类号	A61G5/06
代理机构		代理人
主权项
地址

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