IL37497A0
(en )
1971-11-29
Improvements in or relating to pillars
MY7600232A
(en )
1976-12-31
Improvements in or relating to yeast
ZA717213B
(en )
1972-12-27
Improvements in building construction
ZA717523B
(en )
1972-08-30
Improvements in or relating to gettering elements
ZA711408B
(en )
1971-11-24
Improvements in or relating to building construction,and elements for use therein
ZA713261B
(en )
1972-01-26
Improvements in or relating to structural members
ZA716948B
(en )
1973-06-27
Improvements in or relating to mechanisms
ZA711543B
(en )
1972-08-30
Improvements in or relating to insulating materials
ZA711498B
(en )
1971-11-24
Improvements in and relating to buildings
ZA706840B
(en )
1971-07-28
Improvements in or relating to buildings
HK46177A
(en )
1977-09-16
Improvements in or relating to building construction
ZA71761B
(en )
1971-10-27
Improvements in or relating to buildings
ZA708226B
(en )
1972-07-26
Improvements in or relating to fasteners
ZA71212B
(en )
1971-10-27
Improvements in or relating to prefabricated buildings
ZA722741B
(en )
1973-01-31
Improvements in or relating to building construction
ZA716020B
(en )
1972-05-31
Improvements in or relating to tiling
ZA70446B
(en )
1971-05-27
Improvements in or relating to building elements
ZA70778B
(en )
1971-05-27
Improvements in or relating to building construction
ZA713307B
(en )
1972-01-26
Improvements in or relating to buildings
AU473514B2
(en )
1976-06-24
Improvements in or relating to buildings
ZA71202B
(en )
1971-10-27
Improvements in or relating to screw-pumps
ZA701107B
(en )
1971-05-27
Improvements in or relating to building blocks
ZA701090B
(en )
1971-05-27
Improvements in or relating to building blocks
ZA703236B
(en )
1972-05-31
Improvements in or relating to prefabricated buildings
ZA701112B
(en )
1971-04-28
Improvements in or relating to tents