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Class Information
Number: 434/403
Name: Education and demonstration > Means for demonstrating apparatus, product, or surface configuration, or for displaying education material or student's work > Block or like manually manipulatable object having indicia or picture on face thereof, or three-dimensional form for demonstrating shape
Description: Subject matter including (a) a generally cubical element which can be handled by hand and which has a picture or letters, numbers, or the like thereon, or (b) a three-dimensional form (e.g., an assemblage of connectable parts, etc.) for demonstrating shape.










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