Cards, card indexes, punched cards or tapes 20.5.11

卡片、卡片索引、穿孔卡片或纸带

Chinese 卡片、卡片索引、穿孔卡片或纸带

English Cards, card indexes, punched cards or tapes

Spanish Tarjetas, ficheros, tarjetas perforadas o cintas

Code: 20.5.11
Category: 20.5 Papers, documents
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