Device for changing the ratio and the direction of transmission between a driving shaft and a driven shaft in sewing machines,申请号US19610140460-传众专利搜索

发明名称	Device for changing the ratio and the direction of transmission between a driving shaft and a driven shaft in sewing machines
摘要
申请公布号	US3115043(A)	申请公布日期	1963.12.24
申请号	US19610140460	申请日期	1961.09.25
申请人	MEFINA S. A.	发明人	CASAS-ROBERT RAMON;GIANINAZZI ROLANDO
分类号	F16H29/02	主分类号	F16H29/02
代理机构		代理人
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