(19)

(11)

EP 0 830 691 A1

(12)

(43) Date of publication: 25.03.1998 Bulletin 1998/13 (21) Application number: 95919757.0 (22) Date of filing: 09.05.1995

(51) International Patent Classification (IPC):  H01B 7/ 288( . ) H01B 13/ 32( . ) (86) International application number: PCT/US1995/005732 (87) International publication number: WO 1996/036054 (14.11.1996 Gazette 1996/50)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (71) Applicant: Freeman, Clarence S. Houston, TX 77015 (US)	(72) Inventor: Freeman, Clarence S. Houston, TX 77015 (US) (74) Representative: Frankland, Nigel Howard  Forrester Ketley & Co., Forrester House, 52 Bounds Green Road London N11 2EY London N11 2EY (GB)