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经营范围
发明名称
Circuit arrangement comprising two successive valve amplifying stages
摘要
申请公布号
US3092785(A)
申请公布日期
1963.06.04
申请号
US19600003829
申请日期
1960.01.21
申请人
NORTH AMERICAN PHILIPS COMPANY INC.
发明人
ASCHERMANN WILFRIED
分类号
H03F1/16
主分类号
H03F1/16
代理机构
代理人
主权项
地址
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