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经营范围
发明名称
Elektrischer Widerstand.
摘要
申请公布号
CH169476(A)
申请公布日期
1934.05.31
申请号
CHD169476
申请日期
1933.07.21
申请人
PATENT-TREUHAND-GESELLSCHAFT FUER ELEKTRISCHE GLUEHLAMPEN M. B. H.
发明人
PATENT-TREUHAND-GESELLSCHAFT FUER ELEKTRISCHE GLUEHLAMPEN M. B. H.
分类号
H01C3/04;H01C7/04;H01C17/30
主分类号
H01C3/04
代理机构
代理人
主权项
地址
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