Combined stool and stepladder,申请号US19320620043-传众专利搜索

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发明名称	Combined stool and stepladder
摘要
申请公布号	US1973628(A)	申请公布日期	1934.09.11
申请号	US19320620043	申请日期	1932.06.29
申请人	HINDLE ALBERT E	发明人	HINDLE ALBERT E.
分类号	A47C12/02	主分类号	A47C12/02
代理机构		代理人
主权项
地址

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