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发明名称
Four-tunnel
摘要
申请公布号
FR84775(E)
申请公布日期
1965.04.16
申请号
FR19630954457
申请日期
1963.11.20
申请人
CENTRE TECHNIQUE DES TUILES ET BRIQUES
发明人
分类号
F27B9/30
主分类号
F27B9/30
代理机构
代理人
主权项
地址
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