* The obituary for Todd Walker on Page 11 of this issue should have said that his career started at Firestone Plastics Co., moved to Borden Chemicals and Plastics, and then to K-Bin Inc.
* A Page 9, April 4 story should have said that the Mercury Marine pump is made of DuPont Zytel high-performance polyamide.
* A Page 5, March 21 story should have said that Newspring Industrial Corp. prevailed in two patent-infringement cases against Asian firms shipping products to the United States.