发明公开
EP0593826A1 Retro-reflective assembly 失效
RückstrahlendeVorrichtung。

Retro-reflective assembly
摘要:
A retro-reflective assembly comprising a substrate (10, 30) and a binder layer (12, 32) coated onto the substrate. Glass beads (14, 34) which are partially metallised (16, 36) are at least partially embedded in the binder layer. The assembly can be joined to another structure, e.g. a cover (38) or a support (20) by high frequency welding at a location where partially metallised beads are present.
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