(19)

(11)

EP 0 872 021 A1

(12)

(43) Date of publication: 21.10.1998 Bulletin 1998/43 (21) Application number: 96927313.0 (22) Date of filing: 31.07.1996

(51) International Patent Classification (IPC):  H03D 3/ 00( . ) H04B 1/ 26( . ) H03D 7/ 16( . ) (86) International application number: PCT/US1996/012727 (87) International publication number: WO 1997/006604 (20.02.1997 Gazette 1997/09)

(84) Designated Contracting States: DE FI FR GB IT (30) Priority: 04.08.1995 US 19950001907 25.01.1996 US 19960010568 (71) Applicant: NUMA TECHNOLOGIES, INC. Naples, FL 33963 (US)	(72) Inventor: HEDSTROM, Mark, D. Naples, FL 33962 (US) (74) Representative: Joly, Jean-Jacques, et al  Cabinet Beau de Loménie 158, rue de l'Université 75340 Paris Cédex 07 75340 Paris Cédex 07 (FR)