ZA772897B
(en )
1978-06-28
Improvements in or relating to metal-to-ceramic seals
DE2961836D1
(en )
1982-02-25
Improvements in and relating to ear tags
DE2961735D1
(en )
1982-02-25
Improvements in or relating to audio teleconferencing
DE3170887D1
(en )
1985-07-11
Improvements in and relating to gasket manufacture
SG68983G
(en )
1984-08-03
Improvements in or relating to closures
DE2966435D1
(en )
1983-12-29
Improvements in and relating to granulation
ZA787058B
(en )
1979-11-28
Improvements in or relating to plansifters
ZA774659B
(en )
1978-09-27
Improvements in or relating to annular seals
ZA785801B
(en )
1979-10-31
Improvements in and relating to screen decks
DE2965527D1
(en )
1983-07-07
Improvements in or relating to gaskets
GB2086459B
(en )
1984-05-10
Improvements in and relating to sealing strips
DE2961534D1
(en )
1982-02-04
Improvements in or relating to envelope assemblies
ZA782262B
(en )
1979-06-27
Improvements in and relating to diaphragm seals
SG6683G
(en )
1984-04-19
Improvements in and relating to the production of copies
DE2861568D1
(en )
1982-03-04
Improvements in or relating to valve bags
AU527511B2
(en )
1983-03-10
Improvements in or relating to anchors
MY8200105A
(en )
1982-12-31
Improvements in or relating to dredges
ZA782856B
(en )
1979-06-27
Improvements in and relating to needlework frames
HK45582A
(en )
1982-11-12
Improvements in and relating to furniture
GB2097136B
(en )
1983-02-23
Improvements in or relating to cameras
ZA78195B
(en )
1979-08-29
Improvements in and relating to constructional kits
ZA785860B
(en )
1980-08-27
Improvements in or relating to gas producers-a
ZA784347B
(en )
1979-09-26
Improvements in or relating to signwriting
ZA761350B
(en )
1977-02-23
Improvements in and relating to diaphragms
ZA785861B
(en )
1980-08-27
Improvements in or rlating to gas producers-b