DOUBLE SOFA-BED,申请号US19620231130-传众专利搜索

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发明名称	DOUBLE SOFA-BED
摘要
申请公布号	US3520006(A)	申请公布日期	1970.07.14
申请号	US19620231130	申请日期	1962.10.17
申请人	OLAV ARNOLD WALSTAD	发明人	OLAV ARNOLD WALSTAD
分类号	A47C;A47C17/04;A47C17/165;A47C17/17;A47C17/207;(IPC1-7):A47C17/04	主分类号	A47C
代理机构		代理人
主权项
地址

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