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发明名称
Procédé et dispositif pour l'enregistrement et la reproduction de textes, morceaux de musique et analogues
摘要
申请公布号
FR901648(A)
申请公布日期
1945.08.01
申请号
FRD901648
申请日期
1943.09.20
申请人
发明人
KUHL JOHANNES
分类号
G11B33/06
主分类号
G11B33/06
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