ZA728945B
(en )
1973-09-26
Improvements in and relating to administration devices
HK7279A
(en )
1979-02-16
Improvements in and relating to pipe cutters
ZA722525B
(en )
1973-01-31
Improvements in and relating to honeycombs
HK45677A
(en )
1977-09-16
Improvements in or relating to magnetic devices
ZA744220B
(en )
1975-07-30
Improvements in and relating to smokegenerating devices
HK34976A
(en )
1976-06-18
Improvements in or relating to semiconductive devices
HK35476A
(en )
1976-06-18
Improvements in or relating to magnetic devices
SG8179G
(en )
1983-02-25
Improvements in or relating to thienobenzazepines
ZA728772B
(en )
1973-08-29
Improvements in and relating to clarifying apparatus
HK35176A
(en )
1976-06-18
Improvements in or relating to charge coupled devices
HK4179A
(en )
1979-01-26
Improvements in and relating to herbicides
ZA723068B
(en )
1973-02-28
Improvements in or relating to wellpoints
ZA723818B
(en )
1974-01-30
Improvements in and to slow feed irrigation devices
ZA724225B
(en )
1973-03-28
Improvements in and relating to adhesives
HK45676A
(en )
1976-07-23
Improvements in and relating to the production of benzylpyrimidines
ZA728944B
(en )
1973-09-26
Improvements in and relating to administration devices
HK45777A
(en )
1977-09-16
Improvements in or relating to magnetic devices
HK10277A
(en )
1977-03-04
Improvements in and relating to pyrotechnic devices
ZA728010B
(en )
1973-07-25
Improvements in and relating to tiles
ZA721049B
(en )
1973-03-28
Improvements in and relating to effluent treatment
AU460778B2
(en )
1975-04-18
Improvements in and relating to fastening devices
ZA725577B
(en )
1973-05-30
Improvements in and relating to fireextinguishers
ZA72607B
(en )
1972-10-25
Improvements in and relating to booms
AU463215B2
(en )
Improvements in and relating to semiconductor devices
AU450470B2
(en )
1974-06-24
Improvements in and relating to cleaning devices