GB8504340D0
(en )
1985-03-20
Swivel connector
GB2187609B
(en )
1989-10-18
Interfacing data units to a telephone line
GB2163305B
(en )
1988-11-02
Backplane connector
GB2228839B
(en )
1993-08-11
A connector backshell structure
GB2198910B
(en )
1990-09-05
Telephone exchange system
GB8515347D0
(en )
1985-07-17
Telecommunications exchanges
GB8525339D0
(en )
1985-11-20
Battery connector
GB2198314B
(en )
1991-04-03
Message transferring telephone sets
GB2191658B
(en )
1990-09-05
Telephone exchange
CS614187A1
(en )
1988-08-16
Arrangement of transfer fields in a telephone exchange on outlets of a connector group with seven outlets
CS613987A1
(en )
1988-08-16
Arrangement of transfer fields in a telephone exchange on outlets of connector group with five outlets
CS614087A1
(en )
1988-08-16
Arrangement of transfer fields in a telephone exchanger on outlets of a connector group with six outlets
GB2205370B
(en )
1991-01-09
A connector
DE3564061D1
(en )
1988-09-01
A battery terminal connector
GB2156182B
(en )
1987-05-28
Telephone exchange
GB2184897B
(en )
1989-10-18
Battery connector
GB8407496D0
(en )
1984-05-02
Telephone connector block
AU571376B2
(en )
1988-04-14
Exchange with terminal devices with different dialling methods
CS613887A1
(en )
1988-08-16
Conversion fields arrangements in exchange on group outlets of bus-bar with four outlets
AU7300587A
(en )
1987-11-09
Telephone exchange with calling telephone identification
CS614387A1
(en )
1988-08-16
Conversion field arrangements in trunk exchange on group outlets of bus-bar with ten outlets
CS614487A1
(en )
1988-08-16
Conversion fields arrangements in trunk exchange on outlets of group of bus-bar with twenty outlets
GB2201564B
(en )
1991-05-15
Telephone exchange systems
IE872063L
(en )
1988-01-31
Telecommunication exchange equipment with multiparty lines¹using integrated digital techniques
PL252096A1
(en )
1986-08-26
Digital exchange line concentrator in particular for electronic telephone exchanges