IMPROVEMENTS IN OR RELATING TO CARDS THAT ARE ADAPTED TO ENABLE HOLES TO BE FORMED AT A PLURALITY OF POINTS FOR THE PURPOSE OF STORING DIGITAL DATA AND TO METHODS OF MANUFACTURING SUCH CARDS
摘要
申请公布号
GB1209145(A)
申请公布日期
1970.10.21
申请号
GB19660053591
申请日期
1966.11.30
申请人
THE GENERAL ELECTRIC AND ENGLISH ELECTRIC COMPANIES LIMITED FORMERLY THE GENERAL ELECTRIC COMPANY LIMITED
