ZA715448B
(en )
1972-04-26
Improvements in or relating to containers
IL37497A0
(en )
1971-11-29
Improvements in or relating to pillars
CY863A
(en )
1976-12-17
Improvements in or relating to yeasts
HK42277A
(en )
1977-08-19
Improvements in or relating to semiconductors
ZA716948B
(en )
1973-06-27
Improvements in or relating to mechanisms
ZA713261B
(en )
1972-01-26
Improvements in or relating to structural members
ZA713870B
(en )
1972-01-26
Improvements in or relating to safety mechanisms
ZA712845B
(en )
1972-01-26
Improvements in or relating to containers
ZA71477B
(en )
1971-10-27
Improvements in or relating to stoppers
ZA71290B
(en )
1971-10-27
Improvements in or relating to screening
ZA713838B
(en )
1972-02-23
Improvements in or relating to seals
ZA71692B
(en )
1971-12-29
Improvements in or relating to coldflow rivets
ZA711598B
(en )
1971-12-29
Improvements in or relating to load supports
ZA712296B
(en )
1972-11-29
Improvements in or relating to insulators
ZA708226B
(en )
1972-07-26
Improvements in or relating to fasteners
ZA717426B
(en )
1972-08-30
Improvements in or relating to garbage reseptacles
ZA718505B
(en )
1972-09-27
Improvements in or relating to nuts
ZA701149B
(en )
1971-06-30
Improvements in or relating to inverters
ZA711732B
(en )
1971-12-29
Improvements in or relating to inverters
ZA71202B
(en )
1971-10-27
Improvements in or relating to screw-pumps
ZA715618B
(en )
1972-04-26
Improvements in or relating to boxes
ZA71396B
(en )
1971-10-27
Improvements in or relating to fasteners
ZA704658B
(en )
1971-09-29
Improvements in or relating to sun-visors
ZA705172B
(en )
1971-12-29
Improvements in or relating to braais
ZA714284B
(en )
1972-08-30
Improvements in or relating to fuse-holders