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Class Information
Number: 353/2
Name: Optics: image projectors > Kaleidoscopic > Including particles loosely housed for agitation
Description: Subject matter including a chamber of loosely assorted objects, usually of irregular shapes, transparent and varicolored, which may be tumbled over each other by rotation of the chamber or moved in other ways to give ever-changing visual effects.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7581835 |
Light show device and method of entertaining |
Sep. 1, 2009 |
| 7192147 |
Lighting system and projector |
Mar. 20, 2007 |
| 7101046 |
Kaleidoscope and image material assembly for kaleidoscope |
Sep. 5, 2006 |
| 6416180 |
Projection lamp for the projection of colored light effects |
Jul. 9, 2002 |
| 5980043 |
Object cells for hand-held kaleidoscopes |
Nov. 9, 1999 |
| 5191368 |
System for projecting kaleidoscopic images for group viewing |
Mar. 2, 1993 |
| 5094525 |
System for projecting kaleidoscopic images for group viewing using a dynamically operating kaleidoscope as an integral element |
Mar. 10, 1992 |
| 5029954 |
Kaleidoscope |
Jul. 9, 1991 |
| 4742439 |
Desktop kinetic display device |
May. 3, 1988 |
| 4686784 |
Display device |
Aug. 18, 1987 |
| 4653843 |
Image producing device |
Mar. 31, 1987 |
| 4259808 |
Magnetic optical toy |
Apr. 7, 1981 |
| 4251929 |
Horizon projection device for aircraft simulator |
Feb. 24, 1981 |
| 4231634 |
Optical image multiplying device |
Nov. 4, 1980 |
| 4205893 |
Kaleidoscope |
Jun. 3, 1980 |
| 4158982 |
Light show apparatus |
Jun. 26, 1979 |
| 4083631 |
Animated visual effect adaptor for gated still picture projectors |
Apr. 11, 1978 |
| 3990772 |
Kaleidoscope |
Nov. 9, 1976 |
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