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发明名称
Устройство для записи звуков из пленки
摘要
申请公布号
SU37882(A1)
申请公布日期
1934.07.31
申请号
SU19320113735
申请日期
1932.08.07
申请人
SHAPIROZSKIJ YA.B.
发明人
SHAPIROZSKIJ YA.B.
分类号
G11B7/007;G11B7/0045
主分类号
G11B7/007
代理机构
代理人
主权项
地址
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