Barcodes, QR codes 24.17.27

条形码、二维码

Chinese 条形码、二维码

English Barcodes, QR codes

Spanish códigos de barras, códigos QR

Code: 24.17.27
Category: 24.17 Signs, notations, symbols
Version: Vienna Classification, 10th edition (VCL 10, in force from 1 Jan 2026); English from the WIPO official text, Chinese is a J&C reference translation