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发明名称
Delay line
摘要
申请公布号
US2711515(A)
申请公布日期
1955.06.21
申请号
US19500187419
申请日期
1950.09.29
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MASON WARREN P.
分类号
H03H9/30
主分类号
H03H9/30
代理机构
代理人
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地址
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