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发明名称
BELL UNIT FOR TELEPHONE SET
摘要
申请公布号
JPS5756896(A)
申请公布日期
1982.04.05
申请号
JP19810117579
申请日期
1981.07.27
申请人
PHILIPS' GLOEILAMPENFABRIEKEN NV
发明人
HARORUDO AANESUTO BAANZU
分类号
H04M1/00;G10K1/064
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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