发明授权
US08445392B2 Knitted structure designed to be incorporated in a sheet material 失效
针织结构被设计成结合在片材中

Knitted structure designed to be incorporated in a sheet material
摘要:
The invention concerns a sheet material, characterized in that it incorporates at least one knitted structure. The invention also concerns a document and a base fabric comprising said sheet material, as well as a method for making said material. The invention further concerns a knitted structure comprising at least one authenticating and/or identifying element, as well as a method for authenticating and/or identifying a document or a knitted structure.
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