ZA717579B
(en )
1972-08-30
Improvements in or relating to self-propelled vehicles
HK47276A
(en )
1976-07-30
Improvements in or relating to aerators
AU447268B2
(en )
1974-04-11
Improvements in or relating to recorders
ZA716948B
(en )
1973-06-27
Improvements in or relating to mechanisms
ZA732609B
(en )
1974-03-27
Improvements in or relating to wagon tipplers
ZA71290B
(en )
1971-10-27
Improvements in or relating to screening
ZA71477B
(en )
1971-10-27
Improvements in or relating to stoppers
AU3535771A
(en )
1973-05-10
Improvements in or relating to wig-making
AU2990671A
(en )
1972-12-14
Improvements in or relating to sulphonylsemicarbazides
ZA707979B
(en )
1972-05-31
Improvements in or relating to warning signals
ZA718505B
(en )
1972-09-27
Improvements in or relating to nuts
ZA71202B
(en )
1971-10-27
Improvements in or relating to screw-pumps
AU462402B2
(en )
1975-06-06
Improvements in or relating to tool-retaining means
ZA702880B
(en )
1971-03-31
Improvements in or relating to trailers
ZA701827B
(en )
1971-09-29
Improvements in or relating to trailers
AU451016B2
(en )
1974-07-25
Improvements in or relating to signal generators
KE2637A
(en )
1976-06-11
Improvements in or relating to tractors
ZA713685B
(en )
1972-01-26
Improvements in or relating to sulphonylsemicarbazides
ZA714284B
(en )
1972-08-30
Improvements in or relating to fuse-holders
ZA704658B
(en )
1971-09-29
Improvements in or relating to sun-visors
ZA705172B
(en )
1971-12-29
Improvements in or relating to braais
ZA70789B
(en )
1971-06-30
Improvements in or relating to caravans
ZA716277B
(en )
1972-05-31
Improvements in or relating to sensors
AU421875B2
(en )
1972-03-23
Improvements in or relating to carburetters
AU450616B2
(en )
1972-09-28
Improvements in or relating to striplin y-circulators