Educational toys for teaching math principles to children, namely, manipulative blocks for displaying patterns and groupings 028-1362
教儿童数学原理的教育玩具，即展示图案和分组的操作积木
Chinese
教儿童数学原理的教育玩具，即展示图案和分组的操作积木
English
Educational toys for teaching math principles to children, namely, manipulative blocks for displaying patterns and groupings
Spanish
Juguetes educativos para enseñar principios matemáticos a los niños, a saber, bloques manipulables para mostrar patrones y agrupaciones
- Term ID
- 028-1362
- Class
- 28
- Type
- Goods
- Status
- Active · added, not since modified (A)
- Effective date
- 2008-05-08
- Version
- 09-2007