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Class Information
Number: 434/101
Name: Education and demonstration > Visual art or craft, artistic adornment, or color training or demonstration > Color display > Produced by spinning means (e.g., plural rotating color disks, etc.)
Description: Subject matter including a rapidly rotating means for producing color.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7561735 |
System and process for identifying, choosing and matching colors |
Jul. 14, 2009 |
| 6139325 |
Device for determining color combinations |
Oct. 31, 2000 |
| 5913683 |
Learning aid |
Jun. 22, 1999 |
| 5672057 |
Spin art device having inflatable components |
Sep. 30, 1997 |
| 5553643 |
Apparatus and method for rapidly rotating containers to produce multi-aspect designs |
Sep. 10, 1996 |
| 4973253 |
Color selecting apparatus |
Nov. 27, 1990 |
| 4801267 |
Display device for illustrating color mixtures |
Jan. 31, 1989 |
| 4310314 |
Reflected color simulator |
Jan. 12, 1982 |
| 4026042 |
Color toy device |
May. 31, 1977 |
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