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经营范围
发明名称
Elektrische Entladungslampe.
摘要
申请公布号
AT135186(B)
申请公布日期
1933.10.25
申请号
ATD135186
申请日期
1932.12.13
申请人
PATENT-TREUHAND-GESELLSCHAFT FUER ELEKTRISCHE GLUEHLAMPEN M. B. H.
发明人
分类号
主分类号
代理机构
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