Once a doohickey, do they still remain a knick-knack appurtenance?
Date: 1963
Invention: Ring-pull can
Inventor: Alcoa (credited for leading the world in alumina production)
Date: 1971
Invention: Digital watch
Inventor: George Theiss and Willy Crabtree
Date: 1974
Invention: Personal/home computer
Inventor: Ed Roberts of MITS built the Altair 8800
Date: 1979
Invention: Post-it Notes
Inventor: Spencer Silver and Arthur Fry of 3M
Date: 1981
Invention: Compat disc
Inventor: Philips
Compiled by Ratnadeep Banerji
(To be continued)
