A student Bernie overheard a conversation and told his teacher Woodland about it and he experimented and he invented the bar code using morse code.
Bar code stores numbers only,but QR code can be store be with any multimedia.
Rene descartes invented bar graphs you can find more about him in the book."A flyon the celieng."
Disregard the first and last bar, they mark the beginning and end of the bar code. Each digit in a bar code is made up of 2 tall and 3 short bars, starting with the second bar read 5 bars as 7,4,2,1,0. which ever numbers has the tall bars add them to get the first digit of the bar code. 7 and 4 is 0.
The first product to have a bar code included was a packet of Wrigley's Gum.
to be scanned
A student Bernie overheard a conversation and told his teacher Woodland about it and he experimented and he invented the bar code using morse code.
invented in 1952
Bernard Silver;Norman Joseph Woodland. Both of them.
It was invented in a hershey's bar company
Snickers Bar was invented in 1930.
=Answer:==the first bar code was invented by Joseph Woodland and Bernard Silver. On October 7, 1952 they were granted a patent for it.=
they did not need one, as the devices to read the barcodes had not been invented yet.
"bar code" contains 7 letters.
The level of measurement of a bar code is nominal.
Bar codes have a meaning because the meaning of a bar code is assigned to that bar code. A bar code identifies an item, and product information regarding that item is held in a data base.
What is bar code? It is method of automatic identification and data collection. The first patent for a bar code type product was issued to inventors Joseph Woodland and Bernard Silver on October 7, 1952. The Woodland and Silver bar code can be described as a "bull's eye" symbol, made up of a series of concentric circles. By Suman, Kristine, Jasmine oct 7, 2009