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发明名称
УСТРОЙСТВО БЛОКИРОВКИ АБОНЕНТСКОЙ ТЕЛЕФОННОЙ ЛИНИИ
摘要
申请公布号
RU16638(U1)
申请公布日期
2001.01.20
申请号
RU20000125753U
申请日期
2000.10.12
申请人
Бакушинская Ольга Михайловна;Шляпоберский Вениамин Исаакович
发明人
Бакушинская О.М.;Шляпоберский В.И.
分类号
H04M1/68
主分类号
H04M1/68
代理机构
代理人
主权项
地址
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