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发明名称
Verfahren zur Herstellung hochohmiger, elektrischer Kohlewiderstaende
摘要
申请公布号
DE531733(C)
申请公布日期
1932.11.05
申请号
DE1928ST43874D
申请日期
1928.02.19
申请人
STEATIT-MAGNESIA A.-G.
发明人
ALBERS-SCHOENBERG DR. ERNST
分类号
H01B1/24
主分类号
H01B1/24
代理机构
代理人
主权项
地址
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