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发明名称
Perfectionnements apportés aux dispositifs de chauffage électrique du genre des plaques chauffantes
摘要
申请公布号
FR1005313(A)
申请公布日期
1952.04.09
申请号
FRD1005313
申请日期
1947.06.30
申请人
发明人
GULTZGOFF VLADIMIR
分类号
H05B3/70
主分类号
H05B3/70
代理机构
代理人
主权项
地址
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