,申请号JP19670035140U-传众专利搜索

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发明名称
摘要
申请公布号	JPS4417642(Y1)	申请公布日期	1969.07.30
申请号	JP19670035140U	申请日期	1967.04.27
申请人		发明人
分类号	B23K20/00;B21J7/18;B21J13/02;(IPC1-7):B21J7/18	主分类号	B23K20/00
代理机构		代理人
主权项
地址

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