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发明名称
BUTT JOINING METHOD AND JOINING EQUIPMENT FOR TUBES
摘要
申请公布号
JPH03268883(A)
申请公布日期
1991.11.29
申请号
JP19900066188
申请日期
1990.03.16
申请人
SUMITOMO METAL IND LTD
发明人
IIDA HISAO;KATO SATOSHI;KISHI SHINSUKE;MIYAZAKI JUNICHI;KASHIMOTO FUMIO
分类号
B23K20/00;B23K20/14
主分类号
B23K20/00
代理机构
代理人
主权项
地址
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