IMPROVEMENTS IN OR RELATING TO FRICTION WELDING,申请号GB19700018543-传众专利搜索

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发明名称	IMPROVEMENTS IN OR RELATING TO FRICTION WELDING
摘要
申请公布号	GB1299745(A)	申请公布日期	1972.12.13
申请号	GB19700018543	申请日期	1970.04.17
申请人	A.I. WELDERS LIMITED	发明人	GEOFFREY WALTER WATSON;BRIAN EDWARD JENKINSON
分类号	B23K20/12	主分类号	B23K20/12
代理机构		代理人
主权项
地址

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