ZA743238B
(en )
1975-05-28
Improvements in or relating to wheelchairs
HK57677A
(en )
1977-11-25
Improvements in or relating to radiography
HK61177A
(en )
1977-12-16
Improvements in or relating to radiography
ZA742939B
(en )
1975-12-31
Improvements in or relating to burners
ZA74588B
(en )
1974-11-27
Improvements in or relating to seats
ZA745334B
(en )
1975-08-27
Improvements in or relating to kites
HK2278A
(en )
1978-01-20
Improvements in or relating to briefcases
ZA74773B
(en )
1974-12-24
Improvements in or relating to wiretinning systems
IE41130B1
(en )
1979-10-24
Improvements in or relating to structural assemblies
MY7800288A
(en )
1978-12-31
Improvements in or relating to type-carriers
ZA748174B
(en )
1976-01-28
Improvements in or relating to fire-arms
ZA739467B
(en )
1974-11-27
Improvements in or relating to motors
ZA747883B
(en )
1976-07-28
Improvements in or relating to vapour generators
ZA747781B
(en )
1976-07-28
Improvements in or relating to self-drilling blind-rivetin
ZA742933B
(en )
1975-12-31
Mercurycathode cells improvements in or relating to the operation of
MY7700240A
(en )
1977-12-31
Improvements in or relating to separators
ZA741309B
(en )
1975-02-26
Improvements in or relating to packagung
ZA747313B
(en )
1975-12-31
Improvements in or relating to solar heating
HK65080A
(en )
1980-11-28
Improvements in or relating to electric timepieces
ZA742419B
(en )
1975-04-30
Improvements in or relating to partitions
MY7800285A
(en )
1978-12-31
Improvements in or relating to teleprinters
ZA738006B
(en )
1974-09-25
Improvements in or relating to woolgrease
ZA737869B
(en )
1975-02-26
Improvements in or relating to energy sources
ZA743362B
(en )
1975-05-28
Improvements in or relating to partitions
AU7118374A
(en )
1976-01-15
Improvements in or relating to picture-records