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经营范围
发明名称
PIPE SUPPORT
摘要
申请公布号
GB1578757(A)
申请公布日期
1980.11.12
申请号
GB19760019393
申请日期
1977.05.11
申请人
PRACTICAL CONSTRUCTION CO
发明人
分类号
F16L3/00;(IPC1-7):F16L3/02
主分类号
F16L3/00
代理机构
代理人
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地址
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