(19)

(11)

EP 0 165 997 A1

(12)

(43) Date of publication: 02.01.1986 Bulletin 1986/01 (21) Application number: 85903173.0 (22) Date of filing: 03.12.1984

(51) International Patent Classification (IPC):  H04R( . ) H04R 1/ 22( . ) H04R 1/ 24( . ) H04R 1/ 26( . ) (86) International application number: PCT/US1984/001968 (87) International publication number: WO 1985/002513 (06.06.1985 Gazette 1985/13)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 02.12.1983 US 19830557531 (71) Applicant: YEE, Raymond M. Phoenix, AZ 85007 (US)	(72) Inventor: YEE, Raymond M. Phoenix, AZ 85007 (US) (74) Representative: Gillam, Francis Cyril, et al  SANDERSON & CO. European Patent Attorneys 34, East Stockwell Street Colchester Essex CO1 1ST Colchester Essex CO1 1ST (GB)