A card (1) including a lower layer (2) and a layer (4) of solidified binder (6) in which various elements are incorporated, in particular a coil (12) electrically coupled to an electronic unit (8). The coil (12) exhibits a lower planar surface (30), the inner face (20) of the lower layer (2) exhibiting...http://www.google.fr/patents/US6206291?utm_source=gb-gplus-shareBrevet US6206291 - Flat card having internal relief and incorporating at least one electronic element
Flat card having internal relief and incorporating at least one electronic ...
