CA476296A
(en )
1951-08-21
Roof construction
CA479616A
(en )
1951-12-25
Building construction
CA473433A
(en )
1951-05-08
Building structures
AU155843B2
(en )
1951-10-18
Improvements relating to building construction
CA470652A
(en )
1951-01-09
Building supports
CA478868A
(en )
1951-11-27
Building logs
AU452351A
(en )
1951-10-18
Improvements relating to building construction
CA475569A
(en )
1951-07-24
Building structures
CA471703A
(en )
1951-02-27
Concrete construction
CA477583A
(en )
1951-10-09
Buildings
AU152741B2
(en )
1951-07-12
Improvements relating to portable buildings
CA473944A
(en )
1951-05-29
Building construction
AU151293B2
(en )
1951-10-04
Building construction
CA478651A
(en )
1951-11-20
Building construction
AU252451A
(en )
1951-07-12
Improvements relating to portable buildings
AU415051A
(en )
1951-10-04
Building construction
AU157700B2
(en )
1951-09-13
Improvements in or relating to buildings
AU158842B2
(en )
1951-08-16
Improvements in or relating to buildings
AU159703B2
(en )
1951-11-08
Improvements relating to substituted quinazolones
AU155723B2
(en )
1951-04-26
Improvements in or relating to prefabricated buildings
AU150810B2
(en )
1952-03-06
Improvements relating to windows
AU151714B2
(en )
1951-03-08
Improvements relating to floor-polishers
CA475929A
(en )
1951-08-07
Glazing structures
AU158680B2
(en )
1952-02-21
Building block
AU149603B2
(en )
1952-02-21
Prefabricated structures