ZA718143B
(en )
1972-08-30
Improvements in or relating to pipe fittings
MY7600038A
(en )
1976-12-31
Improvements in or relating to electrical connections
ZA705509B
(en )
1971-04-28
Improvements in or relating to hoses
ZA716545B
(en )
1972-06-28
Improvements in or relating to distribution frames for electrical installations
ZA71378B
(en )
1971-10-27
Improvements in or relating to mechanical couplings
HK42277A
(en )
1977-08-19
Improvements in or relating to semiconductors
MY7700188A
(en )
1977-12-31
Improvements in or relating to separation devices
ZA732672B
(en )
1974-03-27
Improvements in or relating to electrical installations
ZA714763B
(en )
1972-04-26
An improvement in or relating to versatile bus connector assembly
AU3663771A
(en )
1973-06-14
Improvements in or relating to electric circuits
ZA701251B
(en )
1971-04-28
Improvements in or relating to clamping means
ZA703973B
(en )
1972-01-26
Improvements in or relating to the location of faults in cables
ZA712556B
(en )
1972-01-26
Improvements in or relating to pipes
ZA698119B
(en )
1971-10-27
Improvements in or relating to electrical conduit fittings
ZA712296B
(en )
1972-11-29
Improvements in or relating to insulators
GB1070091A
(en )
1967-05-24
Improvements in or relating to electric conduit
MY7300498A
(en )
1973-12-31
Improvements in or relating to telecommunication cables
ZA712672B
(en )
1972-01-26
Improvements in or relating to pipe couplings
ZA706907B
(en )
1971-07-28
Improvements in or relating to cable joints
ZA698118B
(en )
1971-05-27
Improvements in or relating to electrical conduits
ZA704832B
(en )
1971-04-28
Improvements in or relating to piping
ZA71202B
(en )
1971-10-27
Improvements in or relating to screw-pumps
AU1699970A
(en )
1972-01-06
Improvements in or relating to electrical apparatus
ZA711122B
(en )
1971-11-24
Improvements in cable joints
ZA704198B
(en )
1971-02-24
Improvements in or relating to electric cables