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发明名称
Signal translating apparatus and supporting means therefor
摘要
申请公布号
US2488608(A)
申请公布日期
1949.11.22
申请号
US19440538073
申请日期
1944.05.30
申请人
RADIO CORPORATION
发明人
SINNETT CHESTER M.
分类号
G11B3/12;G11B3/32
主分类号
G11B3/12
代理机构
代理人
主权项
地址
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