(19)

(11)

EP 1 152 683 A1

(12)

(43) Date of publication: 14.11.2001 Bulletin 2001/46 (21) Application number: 98965497.5 (22) Date of filing: 23.12.1998

(51) International Patent Classification (IPC)7: A47L 1/15, A47L 13/16 (86) International application number: PCT/US9827/599 (87) International publication number: WO 0038/564 (06.07.2000 Gazette 2000/27)

(84) Designated Contracting States: CH DE FR GB IT LI (71) Applicant: Frazier, Thomas G. Doylestown, PA 18901 (US)	(72) Inventor: Frazier, Thomas G. Doylestown, PA 18901 (US) (74) Representative: Crump, Julian Richard John  FJ Cleveland,40-43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)