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发明名称
Релейное устройство
摘要
申请公布号
SU114092(A1)
申请公布日期
1957.11.30
申请号
SU19570566306
申请日期
1957.02.07
申请人
FILIPPOV N.A.
发明人
FILIPPOV N.A.
分类号
H04L13/12;G08C19/12
主分类号
H04L13/12
代理机构
代理人
主权项
地址
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