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经营范围
发明名称
Sweep circuit
摘要
申请公布号
US2426256(A)
申请公布日期
1947.08.26
申请号
US19440544062
申请日期
1944.07.08
申请人
SPERRY GYROSCOPE COMPANY, INC.
发明人
ZENOR HUGHES M.
分类号
H03K6/02
主分类号
H03K6/02
代理机构
代理人
主权项
地址
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