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Locarno Classification for Industrial Designs

Adding machines 102974

加法器

Chinese 加法器
English Adding machines
Spanish Máquinas sumadoras
Number
102974
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.)