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About 31 results for "QR codes"
free qr code generator
By: Nils 
on Sep 10, 2012 
35 views
How amazing QR Code-read mobile phone
By: sllinbo 
on Jul 27, 2010 
86 views
Using DM code to open a website on computer
By: Alice 
on Jun 28, 2010 
136 views