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The Barcode Had More Than One Beginning - Spanish C1

How patent, standardization, design and commercial use distribute credit for the barcode.

El código de barras tuvo más de un comienzo

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26 1974, , . . , . , .
1940 . , 1952, . , , . , .
. . 1973 . , , , , .
. , . . , , , .
1974 . 26 , , . , , . .
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¿ , ? ¿ ?

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Level C1 Reading focus

What you'll learn

Separates Woodland and Silver patented, Laurer designed, the committee agreed and a supermarket first scanned a UPC.

The patent, UPC standard and first commercial supermarket scan of a UPC belong to different contributors in one system.

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