METHOD AND DEVICE FOR FORMING ACUTE BEND ANGLE AND DRAWING EDGE,申请号JP19770049167-传众专利搜索

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发明名称	METHOD AND DEVICE FOR FORMING ACUTE BEND ANGLE AND DRAWING EDGE
摘要
申请公布号	JPS53134762(A)	申请公布日期	1978.11.24
申请号	JP19770049167	申请日期	1977.04.28
申请人	SANEI KINZOKU KOGYO KK	发明人	FUJISAWA KENICHI
分类号	B21D22/30;B21D5/01;B21D19/08	主分类号	B21D22/30
代理机构		代理人
主权项
地址

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