VINTAGE CELLULOID BREAD/CAKE SERRATED KNIFE CARVED PINEAPPLE HANDLE MARKED USA. How unique is this??!! This celluloid plastic carving knife measures a nice 9inch long. It features a carved pineapple motif handle. Marked U.S.A pat. Pend on handle. Very good condition with no damage. How great would this be on a vintage themed tea party or wedding shower party table??