IDENTIFICATION BARCODE IS MADE FROM DYE-FREE AND ONE-TIME ANODIC-ALUMINUM OXIDIZING PROCESS

Chen-Kuei Chung (Inventor)

Research output: Patent

Abstract

本發明提供一種以無染劑一次性陽極氧化鋁形成之識別條碼。識別條碼係由複數個識別圖案所組成,各該等識別圖案具有一干涉波,干涉波於可見光範圍內之反射光譜係非一直線。
Translated title of the contribution以無染劑一次性陽極氧化鋁形成之識別條碼
Original languageEnglish
Patent numberI577838
Publication statusPublished - 1800

Cite this