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经营范围
发明名称
Improvements in or relating to electronic crosspoint switching elements
摘要
申请公布号
GB956658(A)
申请公布日期
1964.04.29
申请号
GB19620038943
申请日期
1962.10.15
申请人
MAURICE JULIEN ALEXIS MENORET;MICHEL MARCEL ROUZIER
发明人
分类号
F16K31/363;H03K17/58
主分类号
F16K31/363
代理机构
代理人
主权项
地址
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