AU1340319A
(en )
1920-06-01
Improvements in and relating to the building of concrete structures
GB140066A
(en )
1920-11-18
Improvements in and relating to building blocks
AU1376519A
(en )
1921-04-05
Improvements in and relating tothe construction of concrete buildings
AU1612120A
(en )
1921-04-05
Improvements in and relating to the construction of concrete buildings
AU1452620A
(en )
1921-05-31
Improvements in and relating to building construction of concrete plaster and the like
GB151750A
(en )
1920-10-07
Improvements in and relating to building blocks
AU1452620B
(en )
1921-05-31
Improvements in and relating to building construction of concrete plaster and the like
GB150312A
(en )
1921-10-20
Improvements in concrete blocks and like elements of construction
AU310421A
(en )
1922-08-08
Improvements in and relating to concrete building construction
GB150439A
(en )
1920-09-06
Improvements relating to building blocks and the like
AU1895420A
(en )
1920-12-14
Improvements in or relating to walls of concrete andthe like
AU1263719A
(en )
1920-10-05
Improvements in and connected with concrete or like building blocks or slabs
AU1367719A
(en )
1920-11-09
Improvements in concrete buildings
AU1660120A
(en )
1921-07-02
Improvements in and relating to the construction of the walls of buildings from moulded slabs or the like
AU1050519A
(en )
1919-11-25
Improvements in temporary or portable structures or buildings
AU1331919A
(en )
1921-09-19
Improvements in and connected with buildings and like structures
AU322821A
(en )
1921-08-26
Improvements in or relating tothe construction of walls andother building structures and to tiles for use therein
AU709222A
(en )
1922-08-01
Improvements relating to the manufacture of concrete pipes and the like
AU13026A
(en )
1926-09-07
Improvements in the formation of concrete buildings
AU1324119A
(en )
1920-07-12
Improvements in or relating to walls comprising elements of cement
GB146652A
(en )
1920-07-15
Improvement in and relating to building blocks, slabs and the like
AU1017319A
(en )
1919-10-14
Improvements in and connected withthe construction of ceilings
AU168021A
(en )
1922-04-04
Improvements connected with concrete and like building slabs
AU1378223A
(en )
1924-08-02
Improvements relating to the manufacture of concrete slabs and the like
AU1363619A
(en )
1921-12-20
Improvements in building construction