ZA742155B
(en )
1975-03-26
Improvements in or relating to switching devices
MX144533A
(en )
1981-10-23
IMPROVEMENTS IN BRA DISPATCHERS
CA1007349A
(en )
1977-03-22
Hybrid switching devices for alternating currents
ZA735025B
(en )
1974-06-26
Improvements in or relating to electric interference-suppressing assemblies
ZA74449B
(en )
1974-12-24
Improvements in or relating to electric switches
ZA732672B
(en )
1974-03-27
Improvements in or relating to electrical installations
ZA732892B
(en )
1974-04-24
Improvements in electric cables
AU6497074A
(en )
1975-07-31
Electric railways
ZA732893B
(en )
1974-04-24
Improvements in electric cables
AU6184373A
(en )
1975-05-01
Electric switch
ZA741450B
(en )
1975-02-26
Improvements in or relating to electrical switches
ZA732852B
(en )
1974-04-24
Improvements in or relating to hybrid switching devices for alternating currents
CY912A
(en )
1977-12-23
Electric switches
ZA731486B
(en )
1973-11-28
Improvements relating to electrical switchgear
ZA731484B
(en )
1973-11-28
Improvements relating to electrical switchgear
ZA73305B
(en )
1973-10-31
Improvements in or relating to electric circuits for telephone instruments
ZA734537B
(en )
1974-06-26
Improvements in or relating to electric key-switches
HK65576A
(en )
1976-10-29
Improvements in electric cables
ZA747532B
(en )
1975-12-31
Improvements in or relatig to switching circuits
ZA735836B
(en )
1974-07-31
Improvements in or relating to electric key-switches
ZA73314B
(en )
1973-11-28
Improvements in electric switchgear
AU4000672A
(en )
1973-09-20
Electric switches
ZA725895B
(en )
1973-08-29
Improvements in or relating to electric switches
YU245373A
(en )
1982-05-31
Electric switch
ZA72930B
(en )
1972-10-25
Improvements in electric cables