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经营范围
发明名称
Electronic signal mixer
摘要
申请公布号
US2620441(A)
申请公布日期
1952.12.02
申请号
US19460705292
申请日期
1946.10.24
申请人
THE SPERRY CORPORATION
发明人
MCCOY RAWLEY D.;KUSTO THADDEUS J.
分类号
G05B11/01
主分类号
G05B11/01
代理机构
代理人
主权项
地址
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