GR64451B
(en )
1980-03-22
Improvements in or relating to control valves
ZA786750B
(en )
1979-11-28
Improvements in or relating to tubewells
ZA781443B
(en )
1979-11-28
Improvements relating to 4-acylaminophenyl-ethanolamines
GB2000040B
(en )
1982-04-21
Improvements in or relating to filters
ZA786956B
(en )
1980-03-26
Improvements in or relating to clotheslines
ZA783697B
(en )
1979-06-27
Improvements in or relating to elevator arrangements
ZA783660B
(en )
1979-06-27
Improvements in or relating to benoxaprofen
MY8200261A
(en )
1982-12-31
Improvements in or relating to bridge structure
ZA782942B
(en )
1979-05-30
Improvements in or relating to class manufacture
EG13970A
(en )
1983-03-31
Improvements relating to mattresses
ZA772286B
(en )
1978-10-25
Improvements in or relating to ovens
ZA786243B
(en )
1979-10-31
Improvements in or relating to multifrequency control arrangements
DE2861017D1
(en )
1981-11-26
Improvements in or relating to decollators
ZA781085B
(en )
1979-10-31
Improvements relating to triazolothienodiazepine-1-ones
ZM478A1
(en )
1978-10-23
Improvements in raise-boring
PT68504A
(en )
1978-10-01
Improvements in or relating to tiles.
ZA784208B
(en )
1979-07-25
Improvements in or relating to footwear
MY8200115A
(en )
1982-12-31
Improvements in or relating to breakwaters
EG12730A
(en )
1980-07-31
Improvements in or relating to furnaces
YU271778A
(en )
1982-06-30
Improvements in electro-steels
ZA775486B
(en )
1979-02-28
Improvements in or relating to lifting mechanisms
HK8582A
(en )
1982-03-05
Improvements in or relating to index-selector devices
ZA771743B
(en )
1978-02-22
Improvements in or relating to matches
ZA777307B
(en )
1979-05-30
Improvements in or relating to humidifiers
ZA774735B
(en )
1978-11-29
Improvements in or relating to mattresses