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发明名称
Procédé de synchronisation automatique de deux fréquences
摘要
申请公布号
FR869165(A)
申请公布日期
1942.01.26
申请号
FRD869165
申请日期
1941.01.11
申请人
TELEFUNKEN GESELLSCHAFT FU:R DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
分类号
G01R25/00
主分类号
G01R25/00
代理机构
代理人
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地址
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