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发明名称
Waehleinrichtung fuer Fernsprechteilnehmer-apparate fuer die Abgabe zeitlich begrenzter Waehlsignale
摘要
申请公布号
DE1200371(B)
申请公布日期
1965.09.09
申请号
DE1965T027877
申请日期
1965.01.23
申请人
TELEFUNKEN PATENTVERWERTUNGSGESELLSCHAFT M.B.H.
发明人
CZANSKY WILHELM;STEPPE ERICH
分类号
H04M1/50
主分类号
H04M1/50
代理机构
代理人
主权项
地址
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