Sand box convenient for extracting sand blocks
The sand box comprises a bottom plate, a first supporting plate is fixedly installed at the top of the bottom plate, a first motor is fixedly installed on one side of the first supporting plate, a first threaded rod is rotatably installed at the output end of the first motor, and a first sliding gro...
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Main Authors | , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
17.02.2023
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Subjects | |
Online Access | Get full text |
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