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经营范围
发明名称
FIRE-STOP STACK FITTING
摘要
申请公布号
GB8720909(D0)
申请公布日期
1987.10.14
申请号
GB19870020909
申请日期
1987.01.14
申请人
HARBEKE G J
发明人
分类号
A62C2/06;F16L5/04
主分类号
A62C2/06
代理机构
代理人
主权项
地址
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