Needle positioning apparatus for powerdriven sewing machines,申请号US19630276889-传众专利搜索

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发明名称	Needle positioning apparatus for powerdriven sewing machines
摘要
申请公布号	US3163138(A)	申请公布日期	1964.12.29
申请号	US19630276889	申请日期	1963.04.30
申请人	G. M. PFAFF A. G.	发明人	SCHENKENGEL EMERICH
分类号	D05B69/22	主分类号	D05B69/22
代理机构		代理人
主权项
地址

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