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发明名称
Amplifier
摘要
申请公布号
US2304055(A)
申请公布日期
1942.12.01
申请号
US19420427813
申请日期
1942.01.22
申请人
GENERAL ELECTRIC COMPANY
发明人
RICH THEODORE A.
分类号
G01B11/00;G05B11/00
主分类号
G01B11/00
代理机构
代理人
主权项
地址
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