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发明名称
Four-tunnel poussant pour produits céramiques ou réfractaires
摘要
申请公布号
FR978961(A)
申请公布日期
1951.04.20
申请号
FRD978961
申请日期
1942.12.28
申请人
发明人
AMAND RENE
分类号
F27B9/26;F27D3/12
主分类号
F27B9/26
代理机构
代理人
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地址
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