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经营范围
发明名称
FRP PIPE WITH SCREW COUPLING
摘要
申请公布号
JPS63293384(A)
申请公布日期
1988.11.30
申请号
JP19870130586
申请日期
1987.05.27
申请人
SUMITOMO METAL IND LTD;NITTO ELECTRIC IND CO LTD
发明人
KIMURA KUNITOSHI;ARAI TETSUZO;MATSUOKA HIROSHI;NAKAGAWA TOSHITAKE
分类号
E21B17/00;E21B17/042;E21B17/08;F16L15/00;F16L47/16
主分类号
E21B17/00
代理机构
代理人
主权项
地址
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