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发明名称
Schaltungsanordnung in Fernsprechanlagen mit Wählerbetrieb.
摘要
申请公布号
CH220601(A)
申请公布日期
1942.04.15
申请号
CHD220601
申请日期
1941.02.07
申请人
AUTOPHON AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT AUTOPHON
分类号
H04M3/58
主分类号
H04M3/58
代理机构
代理人
主权项
地址
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