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发明名称
Sound reproduction apparatus for kinematographic projoctors
摘要
申请公布号
GB765487(A)
申请公布日期
1957.01.09
申请号
GB19540025421
申请日期
1954.09.01
申请人
ETABLISSEMENTS HEURTIER & CIE., S.A.R.L.
发明人
ANTOINE HEURTIER
分类号
G11B5/48;G11B15/34
主分类号
G11B5/48
代理机构
代理人
主权项
地址
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