ZA713239B
(en )
1972-01-26
Improvements in or relating to synthetic pitches
ZA716948B
(en )
1973-06-27
Improvements in or relating to mechanisms
ZA713261B
(en )
1972-01-26
Improvements in or relating to structural members
ZA737327B
(en )
1974-10-30
Improvements in or relating to mine brattices
ZA715127B
(en )
1972-04-26
Improvements in or relating to fibrous material
ZA713838B
(en )
1972-02-23
Improvements in or relating to seals
ZA71952B
(en )
1971-10-27
Improvements in or relating to calculating machines
ZA713561B
(en )
1972-01-26
Improvement in or relating to furnaces
ZA715850B
(en )
1972-05-31
Improvements in or relating to travelling grate machines
ZA712556B
(en )
1972-01-26
Improvements in or relating to pipes
AU440963B2
(en )
1973-03-08
Improvements in or relating to travelling grate machines
AU3309171A
(en )
1973-03-08
Improvements in or relating to travelling grate machines
ZA717426B
(en )
1972-08-30
Improvements in or relating to garbage reseptacles
ZA717635B
(en )
1972-09-27
Improvements in or relating to planting machines
ZA711549B
(en )
1972-08-30
Improvements in or relating to welding machines
ZA71202B
(en )
1971-10-27
Improvements in or relating to screw-pumps
ZA715618B
(en )
1972-04-26
Improvements in or relating to boxes
ZA705160B
(en )
1971-04-28
Improvements in or relating to wrapping machines
ZA705648B
(en )
1972-03-29
Improvements in or relating to antibiotics
ZA711946B
(en )
1972-10-25
Improvements in or relating to antibiotics
ZA705172B
(en )
1971-12-29
Improvements in or relating to braais
ZA714284B
(en )
1972-08-30
Improvements in or relating to fuse-holders
ZA713685B
(en )
1972-01-26
Improvements in or relating to sulphonylsemicarbazides
ZA704658B
(en )
1971-09-29
Improvements in or relating to sun-visors
ZA714574B
(en )
1972-03-29
Improvements in or relating to blasting machines