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发明名称
APARAT TELEFONICZNY
摘要
申请公布号
PL106242(B1)
申请公布日期
1979.12.31
申请号
PL19770196967
申请日期
1977.03.26
申请人
发明人
分类号
H04M;H04M1/02;(IPC1-7):H04M1/02
主分类号
H04M
代理机构
代理人
主权项
地址
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