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经营范围
发明名称
ANALOGUE COMMUTATOR
摘要
申请公布号
US3569954(A)
申请公布日期
1971.03.09
申请号
USD3569954
申请日期
1968.05.23
申请人
TELETYPE CORP.
发明人
CHARLES A. GLORIOSO
分类号
G06K7/10;H04L25/26;(IPC1-7):H03K13/00
主分类号
G06K7/10
代理机构
代理人
主权项
地址
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