AU1487720A
(en )
1920-08-10
An Improved method of building concrete structures and apparatus therefor
AU1234119A
(en )
1920-09-14
An improved method of and means for constructing concrete buildings
AU1294919A
(en )
1920-07-13
An improved method of and means for constructing concrete buildings
AU1294919B
(en )
1920-07-13
An improved method of and means for constructing concrete buildings
AU535122A
(en )
1922-11-21
Improved method of and apparatus for erecting concrete walls
AU1184019A
(en )
1920-02-24
An improved concrete or like building block and method of making thesame
AU1227919A
(en )
1920-10-05
An improved building block and method of using thesame
AU1320719A
(en )
1921-02-22
Improved method of and means for building walls and structures
CA200052A
(en )
1920-05-11
Concrete building
AU1538320A
(en )
1920-06-19
Improvements in method of concrete construction and apparatus therefor
AU1796120A
(en )
1921-04-19
An improved rapid method of reinforced concrete wall construction
CA206004A
(en )
1920-11-30
Method of casting concrete
AU758622A
(en )
1920-05-08
An improved method of and means fop jointing cement pipes
AU1544720A
(en )
1921-08-09
Improved method of and means for moulding cement and concrete bodies
CA191649A
(en )
1919-07-22
Method of mixing concrete
CA207041A
(en )
1920-12-28
Method of manufacturing concrete ships
AU313921A
(en )
1922-09-19
Improved building unit and method of constructing buildings therewith
CA225494A
(en )
1922-10-31
Method of making building blocks
AU1902720A
(en )
1921-08-02
An improved concrete block for building purposes
AU1367619A
(en )
1920-10-19
Improved method of and apparatus for use inthe manufacture of reinforced cement structures
AU228221A
(en )
1922-02-28
An improved method of constructing reinforced concrete chimneys andother like structures with pre-east blocks
AU1379223A
(en )
1924-09-23
An improved method of and means for manufacturing concrete pipes
AU1503223A
(en )
1924-04-29
An improved method of jointing blocks orthe like for building pr other purposes
CA234789A
(en )
1923-10-09
Method of waterproofing concrete bodies
AU981122A
(en )
1922-11-13
An improved reinforced concrete pole and method of manufacturing thesame