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经营范围
发明名称
MARKING CIRCUIT FOR A RELAY CROSSPOINT NETWORK
摘要
申请公布号
US3515811(A)
申请公布日期
1970.06.02
申请号
USD3515811
申请日期
1968.01.18
申请人
AUTOMATIC ELECTRIC LAB. INC.
发明人
CHARLES D. GAY
分类号
H04Q3/00;(IPC1-7):H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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