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发明名称
Improvements in or relating to counting apparatus
摘要
申请公布号
GB691992(A)
申请公布日期
1953.05.27
申请号
GB19510001932
申请日期
1951.01.25
申请人
TELEFONAKTIEBOLAGET L.M. ERICSSON
发明人
分类号
G06M1/16
主分类号
G06M1/16
代理机构
代理人
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