GB2102083B
(en )
1983-06-08
Improvements in or relating to bearings
PT69332A
(en )
1979-04-01
Improvements in or relating to spraying
ZA787058B
(en )
1979-11-28
Improvements in or relating to plansifters
ZA784787B
(en )
1980-05-28
Improvements in or relating to containers
PH15678A
(en )
1983-03-11
Improvements in or relating to pyrazinobenzodiazepines
DE2965527D1
(en )
1983-07-07
Improvements in or relating to gaskets
EG13765A
(en )
1982-09-30
Improvements in or relating to electric battaries
JPS5561731A
(en )
1980-05-09
Innoculation in mashroom cultivation
DE2961534D1
(en )
1982-02-04
Improvements in or relating to envelope assemblies
HK7885A
(en )
1985-02-08
Improvements in or relating to injeciton moulding
ZA79541B
(en )
1980-03-26
Improvements in or relating to drums
MY8400009A
(en )
1984-12-31
Improvements relating to securing methods
ZA782422B
(en )
1979-08-29
Improvements in or relating to growth houses
MY8200105A
(en )
1982-12-31
Improvements in or relating to dredges
ZA772549B
(en )
1978-08-30
Improvements in or relating to growth houses
ZA784347B
(en )
1979-09-26
Improvements in or relating to signwriting
ZA783862B
(en )
1979-11-28
Improvements in or relating to lawnmowers
GB2097136B
(en )
1983-02-23
Improvements in or relating to cameras
ZA782673B
(en )
1979-08-29
Improvements in or relating to seed-sowing implements
ZA785502B
(en )
1980-06-25
Further improvements in or modifications to implements
ZA785771B
(en )
1979-10-31
Improvements in or relating to shears
ZA784818B
(en )
1979-11-28
Improvements in or relating to toys
ZA786331B
(en )
1980-08-27
Improvements in or relating to refrigeration plant
ZA785862B
(en )
1980-08-27
Improvements in or relating to valves
ZA785731B
(en )
1980-05-28
Improvements in or relating to valves