HK69479A
(en )
1979-10-05
Improvements in and relating to scoops
ZA742115B
(en )
1975-06-25
Improvements in excavators
ZA747725B
(en )
1976-07-28
Improvements in or relating to diamonds
ZA75451B
(en )
1976-01-28
Improvements in or relating to phosphorescent materials
ZA754176B
(en )
1976-06-30
Improvements in and relating to constructional elements
ZA754822B
(en )
1976-07-28
Improvements in or relating to telephone sets
ZA751884B
(en )
1976-02-25
Improvements in or relating to tennis-rackets
ZM7375A1
(en )
1976-12-21
Power shovel and crowd system therefor
ZA756386B
(en )
1976-09-29
Improvements in or relating to travelling grate chains
ZA741442B
(en )
1975-03-26
Improvements in or relating to dredgers and to dredging
ZA743527B
(en )
1975-06-25
Improvements in or relating to pipes
ZA753878B
(en )
1976-05-26
Improvements in or relating to targets and to materials therefor
ZA75488B
(en )
1976-01-28
Improvements in and relating to buildings
ZA751732B
(en )
1976-02-25
Improvements in and relating to filters
ZA757756B
(en )
1977-04-27
Improvements in and relating to bucket wheel loaders and the like
ZA752665B
(en )
1976-04-28
Improvements in or relating to a tiltable converter
ZA742369B
(en )
1975-04-30
Improvements in and relating to piling methods
AU7991575A
(en )
1976-10-14
Improvements in or relating toa dredge
ZA746110B
(en )
1975-12-31
Improvements in or relating to hosereels
ZA734726B
(en )
1975-02-26
Improvements in or relating to scraper scoops
AU491381B2
(en )
1976-10-07
Improvements in excavators
HK23178A
(en )
1978-05-12
Improvements in or relating to telephone exhanges
ZA755025B
(en )
1976-07-28
Improvements in and relating to stop means
MY7800378A
(en )
1978-12-31
Improvements in or relating to marine structures
ZA755449B
(en )
1977-04-27
Improvements in or relating to sectional members