METHOD FOR COLD STRETCHING STEEL TUBE AND DEVICE THEREFOR,申请号JP19940173771-传众专利搜索

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发明名称	METHOD FOR COLD STRETCHING STEEL TUBE AND DEVICE THEREFOR
摘要
申请公布号	JPH0819814(A)	申请公布日期	1996.01.23
申请号	JP19940173771	申请日期	1994.07.01
申请人	SUMITOMO METAL IND LTD;NIPPON PARKERIZING CO LTD	发明人	HAMADA KAZUYUKI;NAKANISHI TETSUYA;NAGAEI YOSHIO;KOYAMA TAKASHI
分类号	B21C1/22;B21C9/00;(IPC1-7):B21C9/00	主分类号	B21C1/22
代理机构		代理人
主权项
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