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发明名称
Improvements in or relating to record-card operated printing machines
摘要
申请公布号
GB415498(A)
申请公布日期
1934.08.30
申请号
GB19330008150
申请日期
1933.03.17
申请人
STANLEY BEAUMONT CHAMBERLAIN
发明人
分类号
主分类号
代理机构
代理人
主权项
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