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经营范围
发明名称
Elektrische Leuchtröhre.
摘要
申请公布号
CH169496(A)
申请公布日期
1934.05.31
申请号
CHD169496
申请日期
1933.05.26
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
B41F1/28;H01J61/52;H01J61/54
主分类号
B41F1/28
代理机构
代理人
主权项
地址
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