22 September 1987 September 21, 2012 Author: Staff A patent is granted for the Kinetic Wedge. Famous Words of Inspiration..."Until you have learned to be tolerant with those who do not always agree with you, you will be neither successful nor happy." Napolean Hill — Click here for more from Napolean Hill Related posts: 29 July 1987 18 November 1987 8 December 1987 28 May 1987 29 July 1987 22 September 1980 26 September 1983 Categories: History Tags: 1987, 22 September