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发明名称
Chauffage électrique par lampes à incandescence avec enveloppe de répartition de chaleur à différentes épaisseurs
摘要
申请公布号
FR751247(A)
申请公布日期
1933.08.29
申请号
FRD751247
申请日期
1933.02.23
申请人
SOCIETE DES BROYEURS JOANNES GRAS
发明人
分类号
H05B3/00
主分类号
H05B3/00
代理机构
代理人
主权项
地址
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