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发明名称
Channel selector
摘要
申请公布号
US2521968(A)
申请公布日期
1950.09.12
申请号
US19490078214
申请日期
1949.02.24
申请人
ALADDIN INDUSTRIES, INCORPORATED
发明人
TAR DONALD R. DE;KIRK MARTIN J.
分类号
H03J5/10
主分类号
H03J5/10
代理机构
代理人
主权项
地址
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