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Locarno Classification for Industrial Designs

Subclass 19-06

School blackboards 103178

学校用黑板

Chinese 学校用黑板
English School blackboards
Spanish pizarras escolares
Number
103178
Category
19-06 Materials and instruments for writing by hand, for drawing, for painting, for sculpture, for engraving and for other artistic techniques
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.)