Technology By ecossett Period: Jan 1, 1900 to Jul 5, 2013 Technology in 20th and 21st Century Jul 5, 1949 Bar codes Bar codes were patented. Jul 5, 1981 Personal Computer IBM released it's own affordable personal computer Jul 5, 1989 World Wide Web Tim Burners-Lee invented the World Wide Web Jul 5, 1995 Ebay Ebay was created.
