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经营范围
发明名称
Emergency evacuation and guidance means
摘要
申请公布号
GB2214681(A)
申请公布日期
1989.09.06
申请号
GB19880001410
申请日期
1988.01.22
申请人
NEVILLE HAMILTON * BIRCH
发明人
NEVILLE HAMILTON * BIRCH
分类号
A62B3/00;G08B5/36;G08B7/06
主分类号
A62B3/00
代理机构
代理人
主权项
地址
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