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发明名称
Perfectionnements aux appareils d'enregistrement du son par voie optique
摘要
申请公布号
FR751819(A)
申请公布日期
1933.09.11
申请号
FRD751819
申请日期
1933.03.04
申请人
TANAR (BRITISH) CORPORATION LIMITED
发明人
KINGSTON ARTHUR WILLIAM
分类号
G11B7/00
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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