METODO DI SALDATURA,IN MODO CONTINUO,LONGITUDINALE DI SBOZZATI TUBOLARI PER TUBI D'ACCIAIO SALDATI DALL'INTERNO LUNGO UNA SCANALATURA,申请号IT19770021596-传众专利搜索

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发明名称	METODO DI SALDATURA,IN MODO CONTINUO,LONGITUDINALE DI SBOZZATI TUBOLARI PER TUBI D'ACCIAIO SALDATI DALL'INTERNO LUNGO UNA SCANALATURA
摘要
申请公布号	IT1104776(B)	申请公布日期	1985.10.28
申请号	IT19770021596	申请日期	1977.03.23
申请人	NIPPON KOKAN KABUSHIKI KAISHA	发明人
分类号	B23K9/073;(IPC1-7):B23K/	主分类号	B23K9/073
代理机构		代理人
主权项
地址

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