ZA733315B
(en )
1974-04-24
Improvements in or relating to connection elements
ZA731896B
(en )
1974-05-29
Improvements in or relating to ozonisers
ZA728342B
(en )
1974-07-31
Improvements in or relating to insulating materials
ZA731555B
(en )
1973-11-28
Improvements in or related to polymers
ZA731352B
(en )
1973-11-28
Improvements in or relating to telephones
ZA737418B
(en )
1974-09-25
Improvements in or relating to static converters
CY801A
(en )
1976-12-01
Improvements in or relating to shaving devices
ZA737736B
(en )
1974-10-30
Improvements in or relating to gearboxes
ZA737327B
(en )
1974-10-30
Improvements in or relating to mine brattices
ZA733840B
(en )
1974-04-24
Improvements in or relating to character-printing systems
HK20280A
(en )
1980-04-25
Improvements in or relating to respirators
ZA72955B
(en )
1973-03-28
Improvements in structural connectors
ZA732672B
(en )
1974-03-27
Improvements in or relating to electrical installations
ZA722898B
(en )
1973-06-27
Improvements in or relating to pipes
HK73076A
(en )
1976-12-03
Improvements in or relating to brushes
IE38343B1
(en )
1978-02-15
Improvements in or relating to fences
ZA73337B
(en )
1973-11-28
Improvements relating to nitroimidazolyl-triazolo-pyidazines
ZA734537B
(en )
1974-06-26
Improvements in or relating to electric key-switches
ZA737289B
(en )
1975-05-28
Improvements relating to n-heteroarylmethyl)-desoxynormorphines and -norcodeines
ZA735869B
(en )
1974-08-28
Improvements to surfaces
ZA738606B
(en )
1974-11-27
Improvements relating to cyclobutane-derivates
ZA737214B
(en )
1974-07-31
Improvements in or relating to cables
ZA735836B
(en )
1974-07-31
Improvements in or relating to electric key-switches
AU478208B2
(en )
1975-04-10
Improvements in or relating to cables
ZA728390B
(en )
1974-06-26
Improvements in or relating to insulators