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发明名称
Автоматическая телефонная станция
摘要
申请公布号
SU96072(A1)
申请公布日期
1952.11.30
申请号
SU19500436683
申请日期
1950.10.06
申请人
BREVDO B.M.
发明人
BREVDO B.M.
分类号
H04M3/00;H01J31/06
主分类号
H04M3/00
代理机构
代理人
主权项
地址
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