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jun 26, 1974 - Barra kodea

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IBM-k barra kodea sortu zuen ekainaren 26an.Barrako kodean lehenengo produktua izan zen txiklea. Barra kodea espazio zuriak eta lodiera ezberdineko marrak beltza osatzen dute.Elementu bat indentifikatzen duen 1 eta 0 ( sistema bitar) lortzen duen sistema optiko baten bidez irakurtzea. Supermerkatu produktuan erabiltzen hasi zren.

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ByEmili Tessy
4 Oct 2018
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Date:

jun 26, 1974
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~ 51 years ago

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