PT67081A
(en )
1977-10-01
Improvements in or relating to coatings
HK49980A
(en )
1980-09-12
Improvements in or relating to radiology
PT65673B
(en )
1978-04-12
Improvements in or relating to unit sets
HK71279A
(en )
1979-10-19
Improvements in or relating to radiography
ZA763635B
(en )
1977-05-25
Improvements in or relating to antibiotics
ZA762470B
(en )
1977-04-27
Improvements in or relating to cableclamping devices
HK48779A
(en )
1979-07-27
Improvements in or relating to radiography
ZA761761B
(en )
1977-09-28
Improvements in or relating to boilers
ZA76347B
(en )
1977-08-31
Improvements in or relating to coatings
ZA751884B
(en )
1976-02-25
Improvements in or relating to tennis-rackets
ZA75813B
(en )
1976-04-28
Improvements in or relating to primary cells
ZA774778B
(en )
1979-03-28
Improvements in or relating to glycerokinases
HK31179A
(en )
1979-05-18
Improvements in or relating to safes
ZA763189B
(en )
1977-05-25
Improvements in or relating to bearings
HK50080A
(en )
1980-09-12
Improvements in or relating to radiography
ZA764434B
(en )
1977-07-27
Improvements in or relating to metalfoil stacks
ZA757334B
(en )
1977-03-30
Improvements in or relating to wall storage units
ZA767228B
(en )
1978-02-22
Improvements in or relating to buildings
MY7800290A
(en )
1978-12-31
Improvements in or relating to containers
ZA752898B
(en )
1977-04-27
Improvements in or relating to odometers
ZA761555B
(en )
1977-03-30
Improvements in or relating to electroprecipitation
ZA746110B
(en )
1975-12-31
Improvements in or relating to hosereels
ZA75347B
(en )
1976-01-28
Improvements in or relating to storage devices
ZA755449B
(en )
1977-04-27
Improvements in or relating to sectional members
MY7900001A
(en )
1979-12-31
Improvements in or relating to safes