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Class Information
Number: 434/197
Name: Education and demonstration > Mathematics > Arithmetic > Indicia-bearing belt or reel-mounted strip
Description: Subject matter including indicia such as numbers located on a continuous flexible band or on a web wound on a reel.

Patents under this class:

Patent Number Title Of Patent Date Issued
7913434 Reusable calendar system Mar. 29, 2011
6159329 Self-adhesive graph appliques Dec. 12, 2000
4744282 Music box with instructional data tables May. 17, 1988
4179825 Apparatus for teaching numerical concepts Dec. 25, 1979

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