PT67081A
(en )
1977-10-01
Improvements in or relating to coatings
SG68983G
(en )
1984-08-03
Improvements in or relating to closures
GB2102083B
(en )
1983-06-08
Improvements in or relating to bearings
PT69332A
(en )
1979-04-01
Improvements in or relating to spraying
ZA787058B
(en )
1979-11-28
Improvements in or relating to plansifters
ZA784787B
(en )
1980-05-28
Improvements in or relating to containers
PH15678A
(en )
1983-03-11
Improvements in or relating to pyrazinobenzodiazepines
DE2965527D1
(en )
1983-07-07
Improvements in or relating to gaskets
DE2961763D1
(en )
1982-02-25
Improvements in odometer-tachometers
PT69190A
(en )
1979-03-01
Improvements in or relating to the detection of gases
DE3063147D1
(en )
1983-06-16
Improvements in or relating to lamps
ZA774778B
(en )
1979-03-28
Improvements in or relating to glycerokinases
GB2087535B
(en )
1983-06-08
Improvements in or relating to gas cookers
EG13765A
(en )
1982-09-30
Improvements in or relating to electric battaries
DE2961534D1
(en )
1982-02-04
Improvements in or relating to envelope assemblies
GB2201759B
(en )
1989-01-11
Improvements in or relating to fuzing arrangements
ZA774654B
(en )
1978-06-28
Improvements in or relating to dartboards
ZA79541B
(en )
1980-03-26
Improvements in or relating to drums
ZA785861B
(en )
1980-08-27
Improvements in or rlating to gas producers-b
ZA785860B
(en )
1980-08-27
Improvements in or relating to gas producers-a
ZA774767B
(en )
1978-06-28
Improvements in or relating to gas cleaning
ZA784347B
(en )
1979-09-26
Improvements in or relating to signwriting
GB2297449B
(en )
1997-01-08
Improvements in or relating to ranging systems
JPS5528211A
(en )
1980-02-28
Breaker in gas
ZA785656B
(en )
1980-01-30
Improvements in or relating to lampshades