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经营范围
发明名称
DOUBLE BALANCED GATE CIRCUIT
摘要
申请公布号
US3628046(A)
申请公布日期
1971.12.14
申请号
USD3628046
申请日期
1969.11.03
申请人
SPRAGUE ELECTRIC CO.
发明人
ALBERTO BILOTTI
分类号
H03D3/18;(IPC1-7):H03K17/60
主分类号
H03D3/18
代理机构
代理人
主权项
地址
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