ZA722525B
(en )
1973-01-31
Improvements in and relating to honeycombs
ZA754383B
(en )
1976-06-30
Improvements in and relating to kilns
ZA72554B
(en )
1972-11-29
Improvements in and relating to ladders
MY7900109A
(en )
1979-12-31
Improvements in or relating to thienobenzazepines
HK377A
(en )
1977-01-14
Improvements in lighters
KE2901A
(en )
1978-12-01
Improvements in and relating to herbicides
ZA723068B
(en )
1973-02-28
Improvements in or relating to wellpoints
ZA728111B
(en )
1974-06-26
Improvements in and relating to explosive compositions
HK50378A
(en )
1978-09-15
Improvements in and relating to cameras
ZA721400B
(en )
1972-11-29
Improvements in and relating to mirrors
ZA713834B
(en )
1972-09-27
Improvements in and relating to burning lances
ZA713561B
(en )
1972-01-26
Improvement in or relating to furnaces
ZA724225B
(en )
1973-03-28
Improvements in and relating to adhesives
ZA728010B
(en )
1973-07-25
Improvements in and relating to tiles
MY7700193A
(en )
1977-12-31
Improvements in and relating to line-throwing rockets
AU2616871A
(en )
1972-09-07
Improvements in and relating to ovens
ZA725075B
(en )
1973-04-25
Improvements in and relating to keys
ZA724486B
(en )
1973-03-28
Improvements in and relating to tights and pantie house
MY7700190A
(en )
1977-12-31
Improvements in and relating to pyrotechnic devices
ZA711971B
(en )
1972-06-28
Improvements in and relating to games and more particularly to property investment games
ZA729136B
(en )
1973-09-26
Improvements in and relating to micro-film re-enlargements
ZA725577B
(en )
1973-05-30
Improvements in and relating to fireextinguishers
AU449288B2
(en )
1972-10-05
Improvements in and relating to shaped fabrics
ZA715115B
(en )
1972-09-27
Improvements in and relating to welding arrangements
ZA72607B
(en )
1972-10-25
Improvements in and relating to booms