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发明名称
Improvements in or relating to apparatus for reading the number of electrical impulses registered in a magnetic registering device
摘要
申请公布号
GB805984(A)
申请公布日期
1958.12.17
申请号
GB19570001849
申请日期
1957.01.17
申请人
TELEFONAKTIEBOLAGET L M ERICSSON
发明人
分类号
H03K25/00;H04Q3/00
主分类号
H03K25/00
代理机构
代理人
主权项
地址
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