CA480594A
(en )
1952-01-29
Agglomerated bondstone in cement
AU160350B2
(en )
1952-08-21
Improvements in silo construction
AU1076952A
(en )
1952-08-21
Improvements in silo construction
AU162208B2
(en )
1952-06-05
Improvements in or relating to silos
AU153365B2
(en )
1952-03-27
Improvements in coal-cutters
AU912652A
(en )
1952-06-05
Improvements in or relating to silos
AU160442B2
(en )
1952-07-31
Improvements in building construction
AU159862B2
(en )
1952-04-03
Improvements in anchors
AU757152A
(en )
1952-03-27
Improvements in coal-cutters
AU163144B2
(en )
1953-08-20
Improvements in containers
AU156658B2
(en )
Improvements in hoists
AU156213B2
(en )
1952-06-12
Improvements in or connected with louvre-windows
AU155692B2
(en )
Improvements in siphons
AU163390B2
(en )
1952-07-10
Improvements in building sets
AU155559B2
(en )
1952-05-08
Improvements in luminescent materials
AU156966B2
(en )
1952-11-06
Improvements in luminescent materials
AU157674B2
(en )
1953-01-15
Improvements in posting troys
AU1029652A
(en )
1952-07-31
Improvements in building construction
AU157762B2
(en )
1952-12-11
Improvements in mattresses
AU153296B2
(en )
1953-05-07
Improvements in rotary clothes-hoists
AU158977B2
(en )
1952-06-26
Improvements in packaging
AU153046B2
(en )
1952-04-10
Improvements in battery cases
AU767052A
(en )
1952-04-03
Improvements in anchors
AU158516B2
(en )
1952-10-23
Improvements in jor relating to-electric dischargetubes
AU278468B2
(en )
1964-10-08
Improvements in weighbridges