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经营范围
发明名称
Magnetic amplifiers
摘要
申请公布号
US2843813(A)
申请公布日期
1958.07.15
申请号
US19530400409
申请日期
1953.12.28
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
STAMMERJOHN LAMBERT W.
分类号
G05D3/14
主分类号
G05D3/14
代理机构
代理人
主权项
地址
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