ZA71291B
(en )
1971-10-27
Improvements relating to wheels and wheelsets
ZA706973B
(en )
1971-07-28
Improvements in or relating to type-printing mechanisms
MY7400076A
(en )
1974-12-31
Improvements in or relating to shaving devices
ZA707095B
(en )
1971-11-24
Improvements in or relating to railfastening devices
ZA743977B
(en )
1975-06-25
Improvements in railway bogies
ZA705680B
(en )
1971-04-28
Improvements in or relating to coolers
ZA706753B
(en )
1971-07-28
Improvements in or relating to railway vehicles
ZA705387B
(en )
1971-04-28
Railway vehicle bogie
ZA702424B
(en )
1971-02-24
Improvements relating to railway sleepers and means for securing the rails
ZA705901B
(en )
1971-07-28
Improvements in or relating to bottles
ZA702211B
(en )
1971-09-29
Improvements in or relating to stud-welding
ZA739680B
(en )
1975-02-26
Improvements in and relating to railway brakes
ZA717481B
(en )
1972-07-26
Improvements in and relating to railway signalling equipment
ZA71477B
(en )
1971-10-27
Improvements in or relating to stoppers
ZA707147B
(en )
1972-09-27
Improvements in or relating to audio-sensitive devices
ZA705925B
(en )
1971-04-28
Improvements in or relating to railway disc brakes
ZM18069A1
(en )
1970-04-16
Improvements in or relating to railway bogies
AU1075970A
(en )
1971-08-05
Improvements in or relating to railway track maintenance
AU1052870A
(en )
1971-07-29
Improvements in or relating to railway trains
ZA704893B
(en )
1971-04-28
Improvements relating to railway track
ZA708543B
(en )
1971-09-29
Improvements in or relating to railway bogies
ZA744571B
(en )
1975-07-30
Improvements in or relating to railway bogies
ZA708110B
(en )
1971-09-29
Improvements in or relating to charts
AU450098B2
(en )
1974-06-27
Improvements in or relating to railway bogies
ZA714341B
(en )
1972-08-30
Improvements in or relating to railway bogies