Mathematical geometric model display equipment
The utility model belongs to the technical field of model display equipment, and particularly discloses mathematical geometric model display equipment which comprises wheels and a base, a wheel brakeis arranged above the wheels, a rotating shaft is fixed above the wheel brake, a telescopic sleeve is...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
08.12.2020
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Subjects | |
Online Access | Get full text |
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