HK20380A
(en )
1980-04-25
Improvements in or relating to respirators
ZA742501B
(en )
1976-02-25
Improvements in or relating to accelerometers
IL46513A0
(en )
1975-04-25
Improvements in buildings
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
ZA754196B
(en )
1976-06-30
Improvements in or relating to paving or building blocks
ZA76903B
(en )
1977-09-28
Improvements in or relating to building blocks
ZA743527B
(en )
1975-06-25
Improvements in or relating to pipes
ZA757003B
(en )
1976-10-27
Improvements in or relating to cephalosporins
ZA752989B
(en )
1976-04-28
Improvements in or relating to penicillins
ZA757497B
(en )
1976-11-24
Improvements in or relating to compactors
ZA767228B
(en )
1978-02-22
Improvements in or relating to buildings
IE40345B1
(en )
1979-05-09
Improvements in or relating to climbing structures
ZA75488B
(en )
1976-01-28
Improvements in and relating to buildings
ZA742867B
(en )
1975-05-28
Improvements in or relating to building methods
ZA764568B
(en )
1978-03-29
Improvements in or relating to building structures
IE41225B1
(en )
1979-11-21
Improvements in or relating to frame structures
ZA752652B
(en )
1976-08-25
Improvements in or relating to buildings
ZA761366B
(en )
1977-02-23
Improvements in or relating to temporary buildings
MY7800300A
(en )
1978-12-31
Improvements in faced building panels
ZA746110B
(en )
1975-12-31
Improvements in or relating to hosereels
ZA755449B
(en )
1977-04-27
Improvements in or relating to sectional members
HK45178A
(en )
1978-08-18
Improvements in or relating to model figures
ZA747190B
(en )
1976-01-28
Improvements in or relating to structural members