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发明名称
Magnetic amplifier
摘要
申请公布号
US2556083(A)
申请公布日期
1951.06.05
申请号
US19460681856
申请日期
1946.07.08
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
HEPP GERARD
分类号
H03C1/10;H03F9/00
主分类号
H03C1/10
代理机构
代理人
主权项
地址
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