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Patent AT-E399903-T1: [Translated] METHOD FOR FASTENING A TRAFFIC CONTROL DEVICE TO AN ASPHALT ROAD SURFACE

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data.gov2025-12-20 收录
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In a process to fix a road crash barrier (9) to the road surface, the L-shaped crash barrier base (9, 10) is attached to the road surface (18) by a hexagonal bolt...

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