You can try DKData, they have Barcoding Equipment, Handheld Scanners, even RFIDs
Americium is not used in bar code scanners.
Motorola, which purchased the Symbol company in 2007, produces the products for the company, including bar code scanners. For the manufacturing process, Motorola uses such companies as Pacific Solutions in Bengaluru, India and Quadrant Technology in Kolkata, India
Symbol Metrologic you can find this stuff from this website. http://www.barcodediscount.com/catalog/metrologic/ms9540.htm
The vast majority of QR Code scanners are smart phones, like iphones, which utilize the camera and built in software to interpret the code and act on it.
You get what you pay for.
invented in 1952
The zip code for Owasso, Oklahoma is 74055.
The zip code of Altua Oklahoma is 73521
The use of bar code scanners exploded in the 70s as the technology quickly spread to retail outlets.
The official zip code for Vinata, Oklahoma is 74301.
"Bar Code scanners are available to the public. In fact, a bar code scanner application is standard fare on smart phones or phones with a camera and internet connection, and often come pre-installed."
Zip code 73132 is in Oklahoma County, Oklahoma. The city is Oklahoma City.OKLAHOMA CITY State: OK Counties: OKLAHOMA, OK