Convertible, adjustable, and collapsible seat and ladder,申请号US19510231802-传众专利搜索

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法人/股东/高管

发明名称	Convertible, adjustable, and collapsible seat and ladder
摘要
申请公布号	US2664940(A)	申请公布日期	1954.01.05
申请号	US19510231802	申请日期	1951.06.15
申请人	WARREN HIGH KENNETH WALTER	发明人	HIGH KENNETH WALTER WARREN
分类号	A47C4/40	主分类号	A47C4/40
代理机构		代理人
主权项
地址

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