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Locarno Classification for Industrial Designs

Subclass 10-04

Water hardness measuring instruments 101715

水硬度测量仪

Chinese 水硬度测量仪
English Water hardness measuring instruments
Spanish instrumentos para medir la dureza del agua
Number
101715
Category
10-04 Other measuring instruments, apparatus and devices
Version
Locarno Classification, 15th edition (LOC 15, in force from 1 Jan 2025); English from the WIPO official text, Chinese from CNIPA's International Classification for Industrial Designs (15th ed.)