SG50583G
(en )
1984-07-27
Improvements in and relating to containers
ZA786750B
(en )
1979-11-28
Improvements in or relating to tubewells
EG12844A
(en )
1979-12-31
Improvements in and relating to catalist
SG46682G
(en )
1983-02-25
Improvements in and relating to catalysis
HK48783A
(en )
1983-11-04
Improvements in and relating to drawers
ZA781402B
(en )
1979-03-28
Improvements in and relating to seats
ZA782854B
(en )
1979-07-25
Improvements in and relating to conveyors
ZA782942B
(en )
1979-05-30
Improvements in or relating to class manufacture
ZA782311B
(en )
1979-04-25
Improvements in and relating to pulley assemblies
ZA774778B
(en )
1979-03-28
Improvements in or relating to glycerokinases
ZA781834B
(en )
1979-03-28
Improvements in and relating to conveyor arrangements
ZA774654B
(en )
1978-06-28
Improvements in or relating to dartboards
ZA785640B
(en )
1979-09-26
Improvements in and relating to clamping devices
ZM478A1
(en )
1978-10-23
Improvements in raise-boring
DE2861017D1
(en )
1981-11-26
Improvements in or relating to decollators
ZA775911B
(en )
1978-12-27
Improvements in and relating to slides
ZA772513B
(en )
1978-04-26
Improvements in and relating to tool-boxes
HK77579A
(en )
1979-11-16
Improvements in and relating to toys
ZA78528B
(en )
1979-01-31
Improvements in and relating to catalysis
ZA782739B
(en )
1979-05-30
Improvements in and relating to masks
ZA777407B
(en )
1978-11-29
Improvements in and relating to construction
ZA78747B
(en )
1979-09-26
Improvements in and relating to chart recordings
YU271778A
(en )
1982-06-30
Improvements in electro-steels
HK31280A
(en )
1980-06-13
Improvements in or relating to toys
ZA772856B
(en )
1978-09-27
Improvements in and relating to window catches-case b