' Finger Reader ' is a concept design of a new device that combines existing technologies. When you trace the barcode of a product with a device attached to your fingertip, information about the ...

Most of us would have done shopping in malls, shops and like-wise places and at the time of payment at cash counter you must have seen that the salesman had scanned the tag of the product you ...

In the state of Texas, a tax stamp must be applied to each liquor bottle sold at the wholesale level, such as to hotels and restaurants. Goody-Goody Liquors Inc., Dallas, Texas, wanted to automate the ...