這是今天的google圖... ! 很想找一個條碼機來掃一下XD~
查了一下wiki...
The patent was issued on 7 October 1952 as US Patent 2,612,994. In 1951 Woodland and Johanson moved to IBM and continually tried to interest IBM in developing the system.
如同NOWnews所說, Oct. 7 是紀念條碼發明的專利正式通過日! 這對我們來說真是個便利且了不起的發明阿~
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