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2021
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Invention
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Display device for financial teaching. A display device for financial teaching, mainly relating t... |
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Invention
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Textile nap removing device. Disclosed is a textile nap removing device, mainly relating to the f... |
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2020
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Invention
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Rapid air-cooling device for chemical production raw materials. The present invention mainly rela... |
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Invention
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Corrosion-resistant chemical raw material storage tank. A corrosion-resistant chemical raw materi... |
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Invention
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Intelligent agricultural seedling cultivation device. An intelligent agricultural seedling cultiv... |
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Invention
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Seed soaking apparatus for agricultural seedling raising. The present invention relates to the te... |
