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经营范围
发明名称
Porous, breathable fire barrier, the pores closing on heating.
摘要
申请公布号
GB2303788(A)
申请公布日期
1997.03.05
申请号
GB19960009645
申请日期
1996.05.09
申请人
* ENVIRONMENTAL SEALS LIMITED
发明人
DEREK * WARD
分类号
A62C2/06;(IPC1-7):A62C2/06
主分类号
A62C2/06
代理机构
代理人
主权项
地址
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