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经营范围
发明名称
Tape recording and reproducing apparatus
摘要
申请公布号
US2896945(A)
申请公布日期
1959.07.28
申请号
US19570657931
申请日期
1957.05.08
申请人
ROBOSONIC NATIONAL INDUSTRIES CORP.
发明人
WALDMAN HERBERT
分类号
G11B15/10;G11B15/66;G11B25/06
主分类号
G11B15/10
代理机构
代理人
主权项
地址
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