| 摘要 |
One of the subject matters of this invention in a road advertising fixture where the frame that accommodates the bill is anchored to the pole by means of a system of flasks that rotate around hinges integral with the supporting pole; a second subject matter of this invention is the realization of the supporting pole, curved at a given height , made up of two extruded rectilinear elements and a curved element connecting the said rectilinear elements; a third subject matter of this invention is the realization by extrusion , from a single piece subsequently cu crosswise , of the flasks that anchor the frame accommodating the bill to the pole. |
