Inventors: Michelson; Gary K. (Venice, CA) Family ID: Appl. No.: Filed: 1988-03-11 Current U.S. Class: D24/112 Current CPC Class: Current International Class: Field of Search: ;D24/24,25,26-28 ;604/51,44,117,52,272,158 ;606/1,15,61,96,97,130 ;128/749,751,754,755