Method and apparatus for friction welding,申请号GB20010020731-传众专利搜索

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发明名称	Method and apparatus for friction welding
摘要
申请公布号	GB0120731(D0)	申请公布日期	2001.10.17
申请号	GB20010020731	申请日期	2001.08.28
申请人	ROLLS-ROYCE PLC	发明人
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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