Electrically propelled wheel chair,申请号US19480047723-传众专利搜索

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发明名称	Electrically propelled wheel chair
摘要
申请公布号	US2544831(A)	申请公布日期	1951.03.13
申请号	US19480047723	申请日期	1948.09.03
申请人		发明人	GUYTON ARTHUR C.
分类号	A61G5/04;B60K1/00	主分类号	A61G5/04
代理机构		代理人
主权项
地址

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