ZA728996B
(en )
1973-09-26
Improvements in and relating to containers
AU4929272A
(en )
1975-07-03
An improvements in or relating to non-return valves
HK10982A
(en )
1982-03-19
Improvements in or relating to dioxamates and the preparation thereof
ZA737286B
(en )
1974-08-28
Improvements in and relating to static converters
ZA706322B
(en )
1971-04-28
Improvements in or relating to inflation valves
ZA698598B
(en )
1971-04-28
Improvements in and relating to valves
HK65578A
(en )
1978-11-24
Improvements in or relating to antipollution valves
ZA73623B
(en )
1973-10-31
Improvements in and relating to containers
ZA728920B
(en )
1973-09-26
Improvements in and relating to containers
ZA733430B
(en )
1974-04-24
Improvements in and relating to protective surfaces
ZA729105B
(en )
1973-09-26
Improvements in or relating to mortars and the like
ZA747278B
(en )
1975-11-26
Improvements in and relating to ball valves
AU464400B2
(en )
1975-08-28
Improvements in and relating to valves
ZA733445B
(en )
1974-04-24
Improvements in and relating to containers
ZA738623B
(en )
1975-04-30
Improvements in and relating to structures
ZA724361B
(en )
1974-03-27
Improvements in and relating to non-return valves
ZA739562B
(en )
1974-11-27
Improvements in and relating to chairs
MTP693B
(en )
1972-06-12
Improvements in or relating to non-return valves
ZA734626B
(en )
1974-06-26
Improvements in and relating to telephones
HK9877A
(en )
1977-03-04
Improvements in and relating to pyrotechnic devices
ZA73481B
(en )
1973-10-31
Improvements in or relating to valves
ZA725624B
(en )
1974-04-24
Improvements in or relating to valves
ZA722982B
(en )
1973-03-28
Improvements in or relating to valves
ZA739597B
(en )
1974-11-27
Improvements in and relating to conjugate addition
IE36392B1
(en )
1976-10-27
Improvements in or relating to valves