(19)
(11)
EP 0 777 872 A1
(12)
(43)
Date of publication:
11.06.1997
Bulletin 1997/24
(21)
Application number:
94926556.0
(22)
Date of filing:
26.08.1994
(51)
International Patent Classification (IPC):
H05B
41/
288
( . )
H05B
41/
292
( . )
(86)
International application number:
PCT/US1994/009467
(87)
International publication number:
WO 1996/007130
(
07.03.1996
Gazette 1996/11)
(84)
Designated Contracting States:
AT BE CH DE ES FR GB GR IT LI NL PT SE
(71)
Applicants:
LED CORPORATION N.V.
Philipsburg, St Maarten (AN)
Vila Masot, Oscar
Miami FL 33133 (US)
MELIS, Janis
Miami, FL 33126 (US)
(72)
Inventors:
VILA MASOT, Oscar
Miami, FL 33133 (US)
MELIS, Janis
Miami, FL 33126 (US)
(74)
Representative:
Weatherald, Keith Baynes
Castle International, Canterbury House, 2-6 Sydenham Road
Croydon, Surrey CR0 9XE
Croydon, Surrey CR0 9XE (GB)
(54)
LOW FREQUENCY SQUARE WAVE ELECTRONIC BALLAST FOR GAS DISCHARGE DEVICES