GB2000258B
(en )
1982-01-27
Improvements in or relating to shaft couplings
ZA783493B
(en )
1979-06-27
Improvement in or relating to heterocyclic compounds
ZA784382B
(en )
1979-09-26
Improvements in or relating to wall segments
GB2000040B
(en )
1982-04-21
Improvements in or relating to filters
ZA787058B
(en )
1979-11-28
Improvements in or relating to plansifters
DE2962987D1
(en )
1982-07-22
Improvements in or relating to joints
PH15678A
(en )
1983-03-11
Improvements in or relating to pyrazinobenzodiazepines
MY8200261A
(en )
1982-12-31
Improvements in or relating to bridge structure
HK13381A
(en )
1981-04-16
Improvements in or relating to tools
ZA782942B
(en )
1979-05-30
Improvements in or relating to class manufacture
DE2861017D1
(en )
1981-11-26
Improvements in or relating to decollators
ZA782394B
(en )
1979-04-25
Improvements in or relating to antibiotics
ZA773518B
(en )
1978-09-27
Improvements in or relating to joints
DE2860615D1
(en )
1981-05-07
Improvements in or relating to ladders
ZA783389B
(en )
1979-06-27
Improvements in or relating to conveyors
ZA784208B
(en )
1979-07-25
Improvements in or relating to footwear
HK31280A
(en )
1980-06-13
Improvements in or relating to toys
ZA783773B
(en )
1980-02-27
Improvements in or relating to pesticides
ZA776572B
(en )
1979-06-27
Improvements in or relating to hose reelers
EG12730A
(en )
1980-07-31
Improvements in or relating to furnaces
ZA777519B
(en )
1979-01-31
Improvements in or relating to couplers
HK36481A
(en )
1981-07-31
Improvements in or relating to cameras
HK8582A
(en )
1982-03-05
Improvements in or relating to index-selector devices
ZA772976B
(en )
1978-09-27
Improvements in or relating to brooms
ZA777354B
(en )
1979-08-29
Improvements in or relating to brooms