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发明名称
Wave translating apparatus
摘要
申请公布号
US2457601(A)
申请公布日期
1948.12.28
申请号
US19450607429
申请日期
1945.07.27
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
RING DOUGLAS H.
分类号
H03C7/02
主分类号
H03C7/02
代理机构
代理人
主权项
地址
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