HK37481A
(en )
1981-08-07
Improvements in or relating to radiography
PT67081B
(en )
1979-02-22
Improvements in or relating to coatings
MY8200057A
(en )
1982-12-31
Improvements in or relating to radiography
ZA774475B
(en )
1978-06-28
Improvements in or relating to line advance mechanisms
ZA776964B
(en )
1979-04-25
Improvements in or relating to fastening
MY8000019A
(en )
1980-12-31
Improvements in or relating to radiography
MY8200058A
(en )
1982-12-31
Improvements in or relating to radiography
PT66447B
(en )
1978-09-22
Improvements in or relating to wowen fabrics
ZA77650B
(en )
1977-12-28
Improvements in or relating to filters
ZA776038B
(en )
1979-05-30
Improvements in or relating to ammunition for small arms
ZA774027B
(en )
1978-05-30
Improvements in or relating to starch
HK37781A
(en )
1981-08-07
Improvements in or relating to radiography
DE3061553D1
(en )
1983-02-17
Improvements in or relating to breech mechanisms
ZA774778B
(en )
1979-03-28
Improvements in or relating to glycerokinases
HK2079A
(en )
1979-01-19
Improvements in or relating to toy guns
GR63725B
(en )
1979-12-03
Improvements in or relating to valves
ZA772286B
(en )
1978-10-25
Improvements in or relating to ovens
ZA774779B
(en )
1978-06-28
Improvements in or relating to tea
ZA774654B
(en )
1978-06-28
Improvements in or relating to dartboards
MY8200055A
(en )
1982-12-31
Improvements in or relating to radiography
DE2861017D1
(en )
1981-11-26
Improvements in or relating to decollators
ZA765271B
(en )
1977-12-28
Improvements in or relating to firearms
ZA773819B
(en )
1978-05-30
Improvements in or relating to granular-bed filters
ZA764648B
(en )
1977-09-28
Improvements in or relating to mats
ZA766172B
(en )
1978-01-25
Improvements in or relating to shooting ranges