ZA743238B
(en )
1975-05-28
Improvements in or relating to wheelchairs
HK27780A
(en )
1980-05-30
Improvements in or relating to hinges
HK27880A
(en )
1980-05-30
Improvements in or relating to hinges
ZA742696B
(en )
1975-04-30
Improvements in or relating to map desplays
ZA744565B
(en )
1976-02-25
Improvements in or relating to filters
ZA748B
(en )
1975-08-27
Improvements in or relating to conveyors
ZA748174B
(en )
1976-01-28
Improvements in or relating to fire-arms
ZA747781B
(en )
1976-07-28
Improvements in or relating to self-drilling blind-rivetin
MY7700240A
(en )
1977-12-31
Improvements in or relating to separators
IE38919B1
(en )
1978-06-21
Improvements in or relating to connecting devices
ZA735000B
(en )
1974-10-30
Improvements in or relating to cane harvesting
HK58377A
(en )
1977-11-25
Improvements in or relating to cine-film cameras
AU475490B2
(en )
1974-09-26
Improvements in or relating to pasture establishment
ZA738006B
(en )
1974-09-25
Improvements in or relating to woolgrease
ZA728340B
(en )
1973-09-26
Improvements in or relating to cane harvesters
ZA732373B
(en )
1974-02-27
Improvements in sugar cane harvesters
ZA732372B
(en )
1974-02-27
Improvements in sugar cane harvesters
ZA732197B
(en )
1974-06-26
Improvements in or relating to roofing
ZA731447B
(en )
1974-04-24
Improvements in or relating to flower harvesting means
ZA744693B
(en )
1976-01-28
Improvements relating to cane harvesting
HK17977A
(en )
1977-04-22
Improvements in or relating to cameras
AU487714B2
(en )
1976-01-08
Improvements in or relating to harvesting machines
AU487517B2
(en )
1975-12-11
Improvements in or relating to razorblades
AU474818B2
(en )
1976-08-05
Improvements in or relating to carburetters
AU467270B2
(en )
1974-09-26
Improvements in or relating to ozonisers