Convertible sewing machine table top structure,申请号US19510229639-传众专利搜索

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发明名称	Convertible sewing machine table top structure
摘要
申请公布号	US2631074(A)	申请公布日期	1953.03.10
申请号	US19510229639	申请日期	1951.06.02
申请人	STUMP HOWARD D	发明人	STUMP HOWARD D.
分类号	D05B75/02	主分类号	D05B75/02
代理机构		代理人
主权项
地址

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