(19)
(11) EP 0 022 840 A1

(12)

(43) Date of publication:
28.01.1981 Bulletin 1981/04

(21) Application number: 80900293.0

(22) Date of filing: 16.01.1980
(51) International Patent Classification (IPC): 
H03G 3/ 34( . )
H04R 27/ 00( . )
H04R 3/ 00( . )
(86) International application number:
PCT/US1980/000033
(87) International publication number:
WO 1980/001529 (24.07.1980 Gazette 1980/17)
(84) Designated Contracting States:
DE FR GB

(30) Priority: 17.01.1979 US 19790004195

(71) Applicant: INNOVATIVE ELECTRONIC DESIGNS, INC.
Louisville, KY 40299 (US)

(72) Inventor:
  • PONTO, ROBERT A.
    Louisville, KY 40220 (US)

   


(54) MULTIPLE PROGRAM AUDIO SYSTEM