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发明名称
Verfahren zur Herstellung einer elektrischen Heizplatte
摘要
申请公布号
DE669619(C)
申请公布日期
1938.12.30
申请号
DE1936G091871D
申请日期
1936.01.04
申请人
MARGARETHA POSPIECH GEB. GRALLA;FLORENTINE PRZYBYLA GEB. GRALLA
发明人
分类号
H05B3/16
主分类号
H05B3/16
代理机构
代理人
主权项
地址
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