Sewing machine unit,申请号US19450602198-传众专利搜索

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发明名称	Sewing machine unit
摘要
申请公布号	US2474331(A)	申请公布日期	1949.06.28
申请号	US19450602198	申请日期	1945.06.29
申请人	UNION SPECIAL MACHINE COMPANY	发明人	SAUER GEORGE
分类号	D05B75/04	主分类号	D05B75/04
代理机构		代理人
主权项
地址

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