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经营范围
发明名称
Cadrans et index luminescents, en particulier pour radiorécepteurs
摘要
申请公布号
FR830202(A)
申请公布日期
1938.07.25
申请号
FRD830202
申请日期
1937.12.01
申请人
TELEFUNKEN GESELLSCHAFT FU:R DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
分类号
H03J1/04
主分类号
H03J1/04
代理机构
代理人
主权项
地址
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DISPLAY ARRANGEMENTS
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