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2020
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Invention
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Indoor concealed pipe leakage detection device for renovating old residential area. Disclosed is ... |
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Invention
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Thermal insulation stone-like paint spraying device for old residential district renewal. Disclos... |
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Invention
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New-type drainage apparatus applied in old district redevelopment building foundation pit. Disclo... |
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Invention
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Device for laying gutter rolled roofing additional layer on roof for residential area reconstruct... |
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Invention
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Leveling apparatus for large-span conical roof for use in old microdistrict renovation. Disclosed... |
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Invention
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Capillary permeable drainage belt connecting device used for asphalt road reconstruction in old r... |
