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发明名称
GROUPED EXPOSED METAL HEATERS
摘要
申请公布号
IL186209(D0)
申请公布日期
2008.01.20
申请号
IL20070186209
申请日期
2007.09.24
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
发明人
分类号
E21B
主分类号
E21B
代理机构
代理人
主权项
地址
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