Sewing machine,申请号US19390311722-传众专利搜索

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发明名称	Sewing machine
摘要
申请公布号	US2345992(A)	申请公布日期	1944.04.04
申请号	US19390311722	申请日期	1939.12.30
申请人	UNION SPECIAL MACHINE COMPANY	发明人	SAUER GEORGE
分类号	D05B29/06;D05B71/00	主分类号	D05B29/06
代理机构		代理人
主权项
地址

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