发明名称 Telephone dialling system.
摘要 <p>A small receiver (1) is connected to a telephone (3) for receiving punched cards (2) by means of which the number punched on the card can be dialled. A device (16) for punching the cards, and a wallet (22) for holding the cards are also described. The system is particularly useful for blind and handicapped people. </p>
申请公布号 EP0231108(A2) 申请公布日期 1987.08.05
申请号 EP19870300586 申请日期 1987.01.23
申请人 AL-RAWI, OMAR MAHMOOD ATIA 发明人 AL-RAWI, OMAR MAHMOOD ATIA
分类号 H04M1/272;H04M1/278 主分类号 H04M1/272
代理机构 代理人
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