HK20380A
(en )
1980-04-25
Improvements in or relating to respirators
HK50780A
(en )
1980-09-19
Improvements in or relating to radiography
ZA742501B
(en )
1976-02-25
Improvements in or relating to accelerometers
ZA755028B
(en )
1976-07-28
Improvements in or relating to business forms
HK35379A
(en )
1979-06-08
Improvements in or relating to radiography
HK6581A
(en )
1981-03-13
Improvements in or relating to screwdrivers
MY7900013A
(en )
1979-12-31
Improvements in or relating to radiology
ZA752089B
(en )
1976-04-28
Improvements in or relating to mixing devices
MY7900015A
(en )
1979-12-31
Improvements in or relating to radiology
HK61978A
(en )
1978-10-27
Improvements in or relating to radiograph
ZA755559B
(en )
1977-02-23
Improvements in or relating to gauging devices
ZA747725B
(en )
1976-07-28
Improvements in or relating to diamonds
ZA751884B
(en )
1976-02-25
Improvements in or relating to tennis-rackets
ZA757254B
(en )
1976-10-27
Improvements in or relating to positioning means
ZA751880B
(en )
1976-04-28
Improvements in or relating to electrical connections
ZA755256B
(en )
1976-07-28
Improvements in or relating to tyres
ZA756198B
(en )
1976-09-29
Improvements in or relating to an applicator means
ZA757003B
(en )
1976-10-27
Improvements in or relating to cephalosporins
ZA757497B
(en )
1976-11-24
Improvements in or relating to compactors
MY7800473A
(en )
1978-12-31
Improvements in or relating to radiography
ZA757824B
(en )
1976-11-24
Improvements in or relating to adaptors
ZA746110B
(en )
1975-12-31
Improvements in or relating to hosereels
ZA755449B
(en )
1977-04-27
Improvements in or relating to sectional members
ZA753257B
(en )
1976-04-28
Improvements in or relating to inks
ZA744721B
(en )
1976-06-30
Improvements in or relating to pit-props