ZA731352B
(en )
1973-11-28
Improvements in or relating to telephones
HK16881A
(en )
1981-05-08
Improvements in or relating to pipe connectors
ZA734369B
(en )
1974-06-26
Improvements in or relating to telephone subset circuits
ZA74116B
(en )
1974-11-27
Improvements relating to housings
ZA754822B
(en )
1976-07-28
Improvements in or relating to telephone sets
GB1442883A
(en )
1976-07-14
Telephone system with special kinds of telephone sets
ZA739481B
(en )
1975-04-30
Improvements in or relating to cable anchoring equipment
ZA743877B
(en )
1976-02-25
Improvements in or relating to access equipment
AU474200B2
(en )
1976-07-15
Improvements in or relating to telecommunications repeater units
ZA765274B
(en )
1977-08-31
Improvements in or relating to dialling devices
ZA747843B
(en )
1975-12-31
Improvements in or relating to current-measuring devices
ZA735239B
(en )
1974-11-27
Improvements in or relating to earth seizure of telephone exchange equipment
ZA756468B
(en )
1976-09-29
Improvements in or relating to telephone exchange systems
AU6609474A
(en )
1975-08-28
Improvements in or relating to lubricant additives
MY8100009A
(en )
1981-12-31
Improvements in or relating to telecommunications receivers
HK55282A
(en )
1983-01-07
Improvements relating to sewing equipment
ZA742930B
(en )
1975-05-28
Improvements in or relating to telecommunications exchange equipment
ZA738836B
(en )
1974-10-30
Improvements in or relating to telecommunication circuit arrangements
AU7494374A
(en )
1976-05-06
Ground or water telecommunication
ZA746208B
(en )
1975-12-31
Improvements in or relating to telecommunication exchanges
ZA739473B
(en )
1974-11-27
Improvements in or relating to telecommunication cables
ZA742302B
(en )
1975-03-26
Improvements in or relating to telephone exchange circuits
ZA708274B
(en )
1971-08-25
Improvements relating to telephone exchanges
ZA737963B
(en )
1974-10-30
Improvements in or relating to telephone sets
ZA714002B
(en )
1972-02-23
Improvements relating to telecommunication exchanges