METHOD OF MOUNTING SEALING PORTION OF MANDREL FOR TUBE WELDING,申请号JP19760051207-传众专利搜索

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发明名称	METHOD OF MOUNTING SEALING PORTION OF MANDREL FOR TUBE WELDING
摘要
申请公布号	JPS52133843(A)	申请公布日期	1977.11.09
申请号	JP19760051207	申请日期	1976.05.04
申请人	NIPPON TELEGRAPH & TELEPHONE;SUMITOMO ELECTRIC INDUSTRIES	发明人	WAKAMATSU TAKASHI;IMANAKA MASAO;SATOMAE HIDEO;TODA YUUICHI
分类号	B23K37/053;B23K37/04	主分类号	B23K37/053
代理机构		代理人
主权项
地址

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