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发明名称
Distortion signal generator
摘要
申请公布号
US2909605(A)
申请公布日期
1959.10.20
申请号
US19560624660
申请日期
1956.11.27
申请人
TELETYPE CORPORATION
发明人
GARDBERG JOSEPH
分类号
H04L12/26;H04L17/02;H04L25/04
主分类号
H04L12/26
代理机构
代理人
主权项
地址
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