(19)
(11)
EP 0 422 014 A1
(12)
(43)
Date of publication:
17.04.1991
Bulletin 1991/16
(21)
Application number:
89905591.0
(22)
Date of filing:
16.05.1989
(51)
International Patent Classification (IPC):
H04Q
3/
70
( . )
(86)
International application number:
PCT/AU1989/000213
(87)
International publication number:
WO 1989/011768
(
30.11.1989
Gazette 1989/28)
(84)
Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE
(30)
Priority:
16.05.1988
AU 19880008250
20.05.1988
AU 19880008363
(71)
Applicant:
AUSTRALIAN TELECOMMUNICATIONS CORPORATION
Melbourne, VIC 3000 (AU)
(72)
Inventor:
MANSON, Anthony, Warren
Indooroopilly, QLD 4068 (AU)
(74)
Representative:
Hale, Peter, et al
Kilburn & Strode 30 John Street
London WC1N 2DD
London WC1N 2DD (GB)
(54)
CLASS MARKING APPARATUS FOR USE IN TELEPHONE EXCHANGES