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经营范围
发明名称
Fireproof seal
摘要
申请公布号
GB0312457(D0)
申请公布日期
2003.07.09
申请号
GB20030012457
申请日期
2003.05.30
申请人
POLYMER SEALING SOLUTIONS LTD
发明人
分类号
F16J3/04;F16L5/04
主分类号
F16J3/04
代理机构
代理人
主权项
地址
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