
JOESCO Barrier’s Patent: A multifunctional explosion-proof flood control sandbag and its barrier
Certificate No. 5526659 Utility model patent certificate Utility model name: a multi-functional explosion-proof and flood-proof sandbag and its sand
Certificate No. 5526659 Utility model patent certificate Utility model name: a multi-functional explosion-proof and flood-proof sandbag and its sand
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