Bernard Silver;Norman Joseph Woodland. Both of them.
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
The bar code was invented in the United States. The first successful commercial use of the bar code system occurred in 1974 when a pack of Wrigley's chewing gum was scanned at a grocery store in Troy, Ohio. The technology was developed by Norman Joseph Woodland and Bernard Silver, who patented their design in the early 1950s. Their innovation laid the groundwork for modern bar code systems used worldwide today.
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 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
The level of measurement of a bar code is nominal.
"bar code" contains 7 letters.