CA455960A
(en )
1949-04-19
Block for building and other purposes
AU145576B2
(en )
1949-09-22
Building method and construction
AU2877249A
(en )
1949-09-22
Building method and construction
CA457853A
(en )
1949-07-05
Building construction
CA454771A
(en )
1949-03-01
Brick, block and like building elements
CA458263A
(en )
1949-07-19
Building unit and building construction
CA459897A
(en )
1949-09-27
Roof of building
CA458946A
(en )
1949-08-16
Building
CA461960A
(en )
1949-12-27
Sandwich building slab
CA462177A
(en )
1950-01-03
Building block and wall
CA454127A
(en )
1949-01-18
Disintegration method
AU146378B2
(en )
1950-01-12
Building or structural elements and structures erected therefrom
CA456651A
(en )
1949-05-17
Ceiling and wall construction
CA458456A
(en )
1949-07-26
Reverberation method and system
AU144570B2
(en )
1950-06-01
Improve dacoustical-unktlor retductimy-'of-sounimdnff-facories and other buildings
CA456533A
(en )
1949-05-10
Concrete
CA460338A
(en )
1949-10-11
Construction of portable or temporary buildings
CA459205A
(en )
1949-08-30
Door check and method of making the same
CA458954A
(en )
1949-08-16
Ceiling construction
AU142550B2
(en )
1948-11-04
Scourer-aspirator and method
AU150933B2
(en )
1949-11-24
Frequency-stabilizing methods and systems
CA456550A
(en )
1949-05-10
Window construction
CA455682A
(en )
1949-04-05
Rectifier and method of making the same
CA454804A
(en )
1949-03-01
Cement
CA458918A
(en )
1949-08-16
Combined tube-connector and tube-flarer