Graphic code scanning logistics tracking method for encryption system

The invention discloses a graphic code scanning logistics tracking method for an encryption system, and the method comprises the following steps: S1, enabling a graphic code to be presented in a two-dimensional code or a bar code or in other forms, and marking a circulating object with unchangeable...

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1. Verfasser: TAO XIAORUI
Format: Patent
Sprache:chi ; eng
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