作者: A. Philip Parduhn
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摘要: A mounting bracket assembly for supporting a traffic control device on mast arm or pole. The includes first clamp adapted to removably attach the pole other elongate support, and is designed be positioned vertically horizontally. second attachable support member device. inner outer members. has pair of arcuate slots that are alignable with either two pairs bolt holes in clamp. Thus, permit rotation 360 degrees relative