Inventors: Michelson; Gary K. (Venice, CA) Family ID: Appl. No.: Filed: 1987-11-16 Current U.S. Class: D24/133; D24/142 Current CPC Class: Current International Class: Field of Search: ;D24/26,27,28 ;606/102,104,84,87,80,56,96,90,61 ;623/17 ;D8/14,47,83,94,107