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发明名称
METHOD FOR ENLARGING INSIDE DIAMETER OF CORRUGATED PIPE
摘要
申请公布号
JPS5662695(A)
申请公布日期
1981.05.28
申请号
JP19790138909
申请日期
1979.10.26
申请人
FUJIKURA LTD
发明人
SHIGETOSHI IKUO;YOSHIDA SHIYOUTAROU;MOUTAI TSUNEAKI;TAKAOKA MICHIO
分类号
B23K31/00
主分类号
B23K31/00
代理机构
代理人
主权项
地址
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