IN THE HEADING, "INT. CLS.: 1, 9, 11 AND 16" AND "PRIOR U.S. CLS.: 6, 19, 26, 31, 34 AND 37" SHOULD BE DELETED AND "INT. CL.: 1, 9 AND 11 AND PRIOR U.S. CLS.: 6, 19, 26, 31 AND 34" SHOULD BE INSERTED. IN THE STATEMENT, COLUMN 2, LINES 8 ANND 9 SHOULD BE DELETED.