Staircases, escalators 7.3.15

楼梯、自动扶梯

Chinese 楼梯、自动扶梯

English Staircases, escalators

Spanish escaleras, escaleras mecánicas

Code: 7.3.15
Category: 7.3 Parts of dwellings or of buildings, interiors
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