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经营范围
发明名称
Magnetic apparatus and methods
摘要
申请公布号
US3030612(A)
申请公布日期
1962.04.17
申请号
US19560626945
申请日期
1956.12.07
申请人
SPERRY RAND CORPORATION
发明人
RUBENS SIDNEY M.;ROSSING THOMAS D.
分类号
H03K17/84
主分类号
H03K17/84
代理机构
代理人
主权项
地址
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