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Class Information
Number: 434/293
Name: Education and demonstration > Science > Astronomy > Representation of light generating celestial body > Simulation of sun and earth > And moon > Moon model moved around earth model by mechanical or electrical means
Description: Subject matter wherein the satellite representation orbits the earth representation without being touched by a person.

Sub-classes under this class:

Class Number Class Name Patents
434/294 By belt drive 0

Patents under this class:

Patent Number Title Of Patent Date Issued
7959307 Optical projection system and method of use Jun. 14, 2011
7621647 Optical projection system and method of use Nov. 24, 2009
4747780 Multi-function globe with its related planets May. 31, 1988

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