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发明名称
Poste téléphonique d'abonné, avec transformateur de courants vocaux et sonnerie à courant alternatif polarisée
摘要
申请公布号
FR971292(A)
申请公布日期
1951.01.15
申请号
FRD971292
申请日期
1948.06.14
申请人
ALBISWERK ZURICH A.G.
发明人
分类号
G10K1/064;H04M1/02;H04M19/04
主分类号
G10K1/064
代理机构
代理人
主权项
地址
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