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发明名称
VERFAHREN UND SCHALTUNGSANORDNUNG ZUR AUTOMATISCHEN GEBUEHRENIMPULS-REGISTRIERUNG IN DIREKT GESTEUERTEN FERNSPRECH- UND FERNSCHREIBVERMITTLUNGSANLAGEN
摘要
申请公布号
DD273733(A1)
申请公布日期
1989.11.22
申请号
DD19880317434
申请日期
1988.07.01
申请人
VEB "OTTO GROTEWOHL" BOEHLEN,DD
发明人
WAMPFLER,RAINER,DD;GUENTHER,STEFFEN,DD;GRAEN,HENRY,DD
分类号
H04M15/10;(IPC1-7):H04M15/10
主分类号
H04M15/10
代理机构
代理人
主权项
地址
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