,申请号FR19800022120-传众专利搜索

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发明名称
摘要
申请公布号	FR2492295(B1)	申请公布日期	1984.10.19
申请号	FR19800022120	申请日期	1980.10.16
申请人	SUMITOMO KINZOKU KOGYO KK	发明人
分类号	B23K20/00;B23K20/227;(IPC1-7):B23K20/04;B32B1/00;B32B15/01;C21D8/06	主分类号	B23K20/00
代理机构		代理人
主权项
地址

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