http://inventors.about.com/od/lstartinventions/a/laser.htm http://inventors.about.com/od/lstartinventions/a/laser.htm http://inventors.about.com/od/lstartinventions/a/laser.htm History of the Laser laser technology "History of Lasers" http://inventors.about.com/od/lstartinventions/a/laser.htm laser granted in 1959 granted in 1959 granted in 1959 inventors.about.com... granted in 1959 laser technology