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经营范围
发明名称
Grille à passage d'air réglable
摘要
申请公布号
FR891172(A)
申请公布日期
1944.02.29
申请号
FRD891172
申请日期
1942.09.15
申请人
发明人
DUTRON EUGENE-ANDRE
分类号
F23H9/02
主分类号
F23H9/02
代理机构
代理人
主权项
地址
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