GB2081635B
(en )
1983-01-19
Improvements in and relating to hand tools
HK52785A
(en )
1985-07-19
Improvements in or relating to razors
HK60587A
(en )
1987-08-21
Improvements in and relating to cutlery
GB2020086A
(en )
1979-11-07
Battery separator its preparation and its use
GB2081168B
(en )
1983-02-02
Improvements in and relating to hand tools
ZA772444B
(en )
1978-03-29
Improvements in and relating to functional proteins
EG12844A
(en )
1979-12-31
Improvements in and relating to catalist
HK69479A
(en )
1979-10-05
Improvements in and relating to scoops
SG68983G
(en )
1984-08-03
Improvements in or relating to closures
ZA787058B
(en )
1979-11-28
Improvements in or relating to plansifters
ZA781467B
(en )
1979-04-25
Improvements in or relating to magnetic separators
ZA785801B
(en )
1979-10-31
Improvements in and relating to screen decks
DE2961950D1
(en )
1982-03-11
Improvements in and relating to electrographic apparatus
DE3363813D1
(en )
1986-07-03
Improvements in and relating to substituted tetrahydrona phthalenes
ZA783897B
(en )
1979-10-31
Improvements in and relating to separators for use with slurries
HK35083A
(en )
1983-09-16
Improvements in and relating to the production of copies
ZA765834B
(en )
1977-10-26
Improvements in and relating to constructional techniques with particular reference to bridges
PT66415A
(en )
1977-05-01
Improvements in and relating to containers
HK20181A
(en )
1981-05-22
Improvements in and relating to cameras
ZA781166B
(en )
1979-09-26
Improvements in and relating to mixing means
ZA78248B
(en )
1980-07-30
Improvements in and relating to continuous centrifugal separators
AU506450B2
(en )
1980-01-03
Improvements in and relating to containers
HK45582A
(en )
1982-11-12
Improvements in and relating to furniture
ZA784548B
(en )
1979-09-26
Improvements in and relating to snatch blocks
ZA782939B
(en )
1979-06-27
Improvements in and relating to roofing