Arthur and Spencer Silver created a company called Post-it note. Arthur created the adhesive paper for accident with the idea of Spencer because they were from the same company(3M). Spencer created the adhesive in a paper but his invention was a failure, so Arthur started improving his idea and he creater de adhesive paper but not how Spencer created because Arthur´s adhesive paper was better and was more resistance of adhesive. Post-it note products are sold in more than 100 countries in the world.
