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经营范围
发明名称
Improvements in or relating to record card controlled statistical machines
摘要
申请公布号
GB721857(A)
申请公布日期
1955.01.12
申请号
GB19520026559
申请日期
1952.10.22
申请人
VICKERS - ARMSTRONGS LIMITED;POWERS-SAMAS ACCOUNTING MACHINES LIMITED
发明人
GUTTRIDGE ERIC JOHN;PARMENTER RAYMOND OWEN
分类号
G06K13/067
主分类号
G06K13/067
代理机构
代理人
主权项
地址
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