ZA731896B
(en )
1974-05-29
Improvements in or relating to ozonisers
ZA733315B
(en )
1974-04-24
Improvements in or relating to connection elements
ZA732345B
(en )
1974-11-27
Improvements in or relating to closures
ZA737195B
(en )
1974-08-28
Improvements in or relating to duplicating material
IE38225B1
(en )
1978-01-18
Improvements in or relating to printing
HK1677A
(en )
1977-01-14
Improvements in or relating to rollers
IE38226B1
(en )
1978-01-18
Improvements in or relating to printing
ZA732699B
(en )
1974-04-24
Improvements in or relating to photocopying machines
ZA73566B
(en )
1973-10-31
Improvements in or relating to screens
ZA72593B
(en )
1972-11-29
Improvements in or relating to containers
IE38457B1
(en )
1978-03-15
Improvements in or relating to containers
ZA723735B
(en )
1974-04-24
Improvements in or relating to copy paper
ZA737307B
(en )
1974-08-28
Improvements in or relating to sheet material transport
ZA73986B
(en )
1974-09-25
Improvements in or relating to cigarettes
IL41269A0
(en )
1973-03-30
Improvements in copying
AU4296672A
(en )
1973-12-06
Copy paper
CY891A
(en )
1977-03-18
Improvements in or relating to tanks
ZA735693B
(en )
1975-02-26
Improvements in or relating to printing
IE36111B1
(en )
1976-08-18
Improvements in or relating to multi-copy papers
MY7900145A
(en )
1979-12-31
Improvements in or relating to keys
ZA727624B
(en )
1973-12-19
Improvements in or relating to roofing sheets
ZA73805B
(en )
1973-11-28
Improvements in or relating to punches
AU468393B2
(en )
1976-01-08
Improvements in or relating to printing devices
IE36537B1
(en )
1976-11-24
Improvements in and relating to boilers
AU436331B2
(en )
1971-08-12
Improvements in paper making