HK20380A
(en )
1980-04-25
Improvements in or relating to respirators
HK50780A
(en )
1980-09-19
Improvements in or relating to radiography
HK35379A
(en )
1979-06-08
Improvements in or relating to radiography
HK6581A
(en )
1981-03-13
Improvements in or relating to screwdrivers
MY7700324A
(en )
1977-12-31
Improvements in or relating to bearings
ZA756745B
(en )
1976-10-27
Improvements in and relating to zeolites
ZA751258B
(en )
1976-01-28
Improvements in or relating to atomisers
HK61978A
(en )
1978-10-27
Improvements in or relating to radiograph
ZA756744B
(en )
1976-10-27
Improvements in and relating to zeolites
ZA747674B
(en )
1976-01-28
Improvements in or relating to stanchions
ZA751884B
(en )
1976-02-25
Improvements in or relating to tennis-rackets
MY7800056A
(en )
1978-12-31
Improvements in or relating to castors
ZA757254B
(en )
1976-10-27
Improvements in or relating to positioning means
ZA755256B
(en )
1976-07-28
Improvements in or relating to tyres
HK11084A
(en )
1984-02-17
An improvement in or relating to scissors
EG12682A
(en )
1979-09-30
Improvements in and relating to air conditioning
ZA745214B
(en )
1976-04-28
Improvements in or relating to air legs
HK70378A
(en )
1978-12-08
Improvements in or relating to radiography
HK45178A
(en )
1978-08-18
Improvements in or relating to model figures
HK13981A
(en )
1981-04-16
Improvements in or relating to herbicides
ZA746110B
(en )
1975-12-31
Improvements in or relating to hosereels
ZA755449B
(en )
1977-04-27
Improvements in or relating to sectional members
ZA755025B
(en )
1976-07-28
Improvements in and relating to stop means
ZA752018B
(en )
1977-02-23
Improvements in or relating to bearings
HK30577A
(en )
1977-06-24
Improvements in or relating to dolls