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经营范围
发明名称
PIPE COUPLING
摘要
申请公布号
GB8830202(D0)
申请公布日期
1989.02.22
申请号
GB19880030202
申请日期
1988.12.23
申请人
PARKFIELD GROUP PLC
发明人
分类号
F16L19/08;F16L25/10;F16L47/04
主分类号
F16L19/08
代理机构
代理人
主权项
地址
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