CA483792A
(fr )
1952-06-03
Cetones dans essences d'aviation
AU154122B2
(en )
1954-08-26
Improvements in aircraft
AU723452A
(en )
1954-08-26
Improvements in aircraft
AU153365B2
(en )
1952-03-27
Improvements in coal-cutters
AU278468B2
(en )
1964-10-08
Improvements in weighbridges
AU158233B2
(en )
1952-04-03
Improvements in shears
CA487782A
(fr )
1952-11-04
Agent antidetonant
CA488544A
(fr )
1952-12-02
Agent antidetonant
AU156721B2
(en )
1952-10-30
Improvements in filters
AU163144B2
(en )
1953-08-20
Improvements in containers
AU156213B2
(en )
1952-06-12
Improvements in or connected with louvre-windows
AU164570B2
(en )
1953-02-19
Improvements in or relating to aviation fuel
AU161753B2
(en )
1953-01-15
Improvements in quarter-binding of books
AU757152A
(en )
1952-03-27
Improvements in coal-cutters
AU157674B2
(en )
1953-01-15
Improvements in posting troys
AU154255B2
(en )
1952-04-10
Improvements in colour-printing processes
AU156233B2
(en )
1952-11-13
Improvements in filters for liquids
AU154570B2
(en )
1952-11-27
Improvements in filters for liquids
AU2914463A
(en )
1964-10-08
Improvements in weighbridges
AU153723B2
(en )
1952-06-12
Improvements in or relating to razors
AU165890B2
(en )
1953-02-05
Improvements in or relating to seats
AU154825B2
(en )
1952-06-12
Improvements in ladders
CA484152A
(fr )
1952-06-17
Cetones de t-hydroxy d'amino n-disubstitue
AU154984B2
(en )
1952-05-01
Improvements in partitions
CA486859A
(fr )
1952-09-30
Avion