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发明名称
DATENEINGABESYSTEM MIT EINEM KAPAZITIVEN TASTENFELD
摘要
申请公布号
DE2254340(B2)
申请公布日期
1978.01.19
申请号
DE19722254340
申请日期
1972.11.07
申请人
发明人
分类号
G06F3/02;G06F3/023;H03K17/975;H03K17/98;H03M11/20;H04L13/16;(IPC1-7):G06F3/02
主分类号
G06F3/02
代理机构
代理人
主权项
地址
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