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经营范围
发明名称
électrodes en particulier pour fours à bain de sel
摘要
申请公布号
FR879455(A)
申请公布日期
1943.02.24
申请号
FRD879455
申请日期
1942.02.18
申请人
PATENTVERWERTUNGS-GESELLSCHAFT MIT BESCHRANKTER HAFTUNG HERMES
发明人
分类号
H05B3/03;H05B3/60
主分类号
H05B3/03
代理机构
代理人
主权项
地址
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