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经营范围
发明名称
INSULATING MATERIAL
摘要
申请公布号
GB8814014(D0)
申请公布日期
1988.07.20
申请号
GB19880014014
申请日期
1988.06.14
申请人
BRITISH PETROLEUM CO PLC
发明人
分类号
F16L59/02
主分类号
F16L59/02
代理机构
代理人
主权项
地址
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