Thermoplastic material publicity plaque - has series of plaques which exactly fit over base plaque

摘要

The advertising plaque has one or several thermoplastic surfaces protected by a frame. On this surface (surfaces) is (are) placed one or several complementary plaques. The plaques have other elements of publicity and fit exactly the thermoplastic surface. The protection frame is obtained by thermal forming at the time of fabricating the plaque. The frame is formed to present a shoulder in relief. This shoulder being of equal depth to those of the relief of the other elements of the publicity plaque. The complementary plaques can be applied to the first either adhesive or by magnetic fastening.