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发明名称
Vorrichtung zur automatischen Aussendung von Gleichstrom-Wählimpulsen über eine Fernsprechleitung
摘要
申请公布号
CH391792(A)
申请公布日期
1965.05.15
申请号
CH19600011080
申请日期
1960.10.03
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
RALPH ANDREGG,ERNEST;PFERD,WILLIAM;RYAN STOKES,REMBERT
分类号
H04M1/278
主分类号
H04M1/278
代理机构
代理人
主权项
地址
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