ZA721496B
(en )
1972-11-29
An improvement in or relating to electrical apparatus
ZA721508B
(en )
1972-11-29
An improvement in or relating to electrical apparatus
ZA734369B
(en )
1974-06-26
Improvements in or relating to telephone subset circuits
ZA761757B
(en )
1977-10-26
Improvements in or relating to hydraulic circuit units
ZA741572B
(en )
1975-02-26
Improvements in or relating to mounting integrated circuit elements
ZA741666B
(en )
1975-02-26
An improvement in or relating to circuit interrupter protective device
ZA754822B
(en )
1976-07-28
Improvements in or relating to telephone sets
ZA74310B
(en )
1974-11-27
Improvements in or relating to electrical component assemblies
ZA765274B
(en )
1977-08-31
Improvements in or relating to dialling devices
AU6352673A
(en )
1975-06-12
Electronic calculator
AU6117473A
(en )
1975-04-10
Circuit arrangements
ZA73305B
(en )
1973-10-31
Improvements in or relating to electric circuits for telephone instruments
MY8100009A
(en )
1981-12-31
Improvements in or relating to telecommunications receivers
ZA742307B
(en )
1975-03-26
Improvements in or relating to circuit arrangements in telephone apparatus
ZA724726B
(en )
1973-03-28
Improvements in or relating to telephone circuits
ZA738836B
(en )
1974-10-30
Improvements in or relating to telecommunication circuit arrangements
ZA743075B
(en )
1975-05-28
Improvements in or relating to electrical switchgear apparatus
ZA74808B
(en )
1974-12-24
Improvements in or relating to high-frequency ignition-voltage generator circuits
HK28877A
(en )
1977-06-17
Improvements in or relating to telephone outpulser circuits
ZA739558B
(en )
1974-11-27
Improvements in electronic equipment
AU480096B2
(en )
1975-10-09
Circuit arrangements in telephone apparatus
ZA704669B
(en )
1971-03-31
Improvements in or relating to electric circuits for telephones
ZA747532B
(en )
1975-12-31
Improvements in or relatig to switching circuits
AU6768574A
(en )
1975-10-09
Circuit arrangements in telephone apparatus
ZA767328B
(en )
1977-11-30
Improvements in or relating to telephone apparatus