ZA72149B
(en )
1972-09-27
Improvements in or relating to tunnelling
ZA718429B
(en )
1972-09-27
Improvements in or relating to castors
ZA726366B
(en )
1973-06-27
Improvements in or relating to ablutionary appliances
AU4361572A
(en )
1974-01-03
Improvements in or relating to oculometers
AU462327B2
(en )
1975-06-19
Improvements in or relating to carburetters
HK37576A
(en )
1976-06-25
Improvements in or relating to filmstrips
MY7900109A
(en )
1979-12-31
Improvements in or relating to thienobenzazepines
ZA711445B
(en )
1972-08-30
Improvements in or relating to shoemaking
ZA727748B
(en )
1974-04-24
Improvements in or relating to refractometers
ZA723068B
(en )
1973-02-28
Improvements in or relating to wellpoints
ZA723955B
(en )
1973-12-19
Improvements in or relating to fasteners
ZA727749B
(en )
1973-11-28
Improvements in or relating to evaporators
ZA707540B
(en )
1971-12-29
Improvements in or relating to footwear
ZA715067B
(en )
1972-10-25
Improvements in or relating to footwear
ZA728651B
(en )
1973-08-29
Improvements in or relating to pumps
ZA713318B
(en )
1972-01-26
Improvements in or relating to shoe-making
ZA711788B
(en )
1972-08-30
Improvements in or relating to shoe manufacture
ZA723059B
(en )
1973-10-31
Improvements in or relating to the manufacture of shoes
ZA722825B
(en )
1973-10-31
Improvements in or relating to the manufacture of shoes
AU461135B2
(en )
1975-05-15
Improvements in or relating to viners
ZM3372A1
(en )
1972-10-23
Improvements in or relating to pumps
IE35886B1
(en )
1976-06-23
Improvements in or relating to viners
ZA715192B
(en )
1973-03-28
Improvements in or relating to aeators
ZA717967B
(en )
1973-02-28
Improvements in or relating to
ZA717148B
(en )
1972-07-26
Improvements in or relating to the manufacture of footwear