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发明名称
Signal circuit cutout
摘要
申请公布号
US2572400(A)
申请公布日期
1951.10.23
申请号
US19480043733
申请日期
1948.08.11
申请人
SPERTI FARADAY INC.
发明人
SLOCUM CHARLES W.
分类号
G10K1/064
主分类号
G10K1/064
代理机构
代理人
主权项
地址
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