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发明名称
Appareil télégraphique pour jouet et usages divers
摘要
申请公布号
FR978711(A)
申请公布日期
1951.04.17
申请号
FRD978711
申请日期
1949.01.06
申请人
发明人
DACHS JOACHIM
分类号
H04L15/03
主分类号
H04L15/03
代理机构
代理人
主权项
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