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经营范围
发明名称
Sound reproducing systems for television, radio and the like
摘要
申请公布号
US3086078(A)
申请公布日期
1963.04.16
申请号
US19590844813
申请日期
1959.10.06
申请人
NATH SHARMA DEVENDRA
发明人
SHARMA DEVENDRA NATH
分类号
H04N5/64
主分类号
H04N5/64
代理机构
代理人
主权项
地址
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