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经营范围
发明名称
Perfectionnements aux appareils humidificateurs d'air
摘要
申请公布号
FR766136(A)
申请公布日期
1934.06.21
申请号
FRD766136
申请日期
1933.12.26
申请人
ETABLISSEMENTS B. FRANCK & SES FILS
发明人
分类号
F24D19/00
主分类号
F24D19/00
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代理人
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