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经营范围
发明名称
SIGNAL DETECTION CIRCUIT
摘要
申请公布号
US3631263(A)
申请公布日期
1971.12.28
申请号
USD3631263
申请日期
1970.01.09
申请人
INTERNATIONAL BUSINESS MACHINES CORP.
发明人
IAN H. GRAHAM;HARRY A. SKOVMAND;JACK S. SWARTZ
分类号
H03K5/01;H04L1/20;(IPC1-7):H03K17/00
主分类号
H03K5/01
代理机构
代理人
主权项
地址
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