ROAD SIGNS WITH HIGH FLATNESS AND SHOCK ABSORBING FUNCTION
The present invention relates to a road sign with high flatness and a shock-absorbing function and, more particularly, to a new type of road sign having a shock absorbing channel in a frame capable of preventing damage to a road sign by an external shock applied thereto, wherein the frame is attache...
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Format: | Patent |
Sprache: | eng ; kor |
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