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QR codes; 2D codes; Code History

QR codes are the box shaped bar codes that have been popping up all over the place and have been becoming a huge marketing phenomenon. With the increasing popularity of internet capable phones, these little boxes can be easily scanned through an appl...

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What are QR codes? Learn about the history of QR codes as well as practical applications in everyday life. QR codes in retail, and marketing.

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QR Codes: Marketing Codes and Readers to the Digital, Smartphone Millennial Generation

Perma-Code has perfected several direct part marking methods that create non-invasive permanent 3D bar codes directly onto a part or nameplate. These marking methods withstand repeated harsh environments.

Information and resources on QR codes