KEYHOLE TYPE ONE-SIDE WELDING METHOD,申请号JP19900314154-传众专利搜索

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发明名称	KEYHOLE TYPE ONE-SIDE WELDING METHOD
摘要
申请公布号	JPH04187380(A)	申请公布日期	1992.07.06
申请号	JP19900314154	申请日期	1990.11.21
申请人	NKK CORP	发明人	SUGITANI YUJI;MURAYAMA MASATOMO
分类号	B23K9/127;B23K9/02	主分类号	B23K9/127
代理机构		代理人
主权项
地址

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