Derniers inventions, produits et services
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2022
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Invention
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Coastal zone ecological protection wall and coastal zone ecological protection and governance str... |
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2021
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Invention
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Reinforcing structure of concrete overhead layer. The present disclosure relates to a field of co... |
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2020
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Invention
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Reinforcing structure of unexpired concrete building floors. The present invention relates to a r... |
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2018
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Invention
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Self-heat preservation building structure. The present utility model relates to a building struct... |
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