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US08500895B2 Methods of marking and related structures and compositions 有权
标记方法及相关结构及组成

Methods of marking and related structures and compositions
Abstract:
Methods are disclosed that include directing electromagnetic radiation and/or heat to a structure, the structure including a substrate, a first layer, and a marking composition between the substrate and the first layer. At least a portion of the electromagnetic radiation and/or heat is transmitted through the first layer and the structure is marked.
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