AU101921B2
(en )
Improvements in and connected with the coagulation of impurities in water ,sewage and the like
AU100055B2
(en )
1937-01-21
Improvements in or relating togas-fired water heaters
AU102827B2
(en )
1938-01-13
Improvements in and relating to the elevation of water
AU101093B2
(en )
1937-06-03
Improvements in water heaters
AU100713B2
(en )
1937-04-15
Improvements in and relating to water heaters
AU101459B2
(en )
1937-07-08
Improvements in water heating vessels
AU182236A
(en )
1937-01-21
Improvements in or relating togas-fired water heaters
AU101254B2
(en )
1937-06-17
Improvements in water closets
AU84037A
(en )
1938-01-13
Improvements in and relating to the elevation of water
AU100907B2
(en )
1937-05-13
Improvements in and connected with fruit graders andthe like
AU196836A
(en )
1937-06-03
Improvements in water heaters
AU100311B2
(en )
1937-03-04
Improvements in and relating to windows, more particularly the windows of automobiles andthe like
AU373936A
(en )
1937-04-15
Improvements in and relating to water heaters
AU100195B2
(en )
1937-02-11
Improvements in or relating to water heaters
AU101004B2
(en )
1937-05-20
Improvements in or relating to water heaters
AU276036A
(en )
1937-07-08
Improvements in water heating vessels
AU102326B2
(en )
1937-11-04
Improvements in and relating to water taps or cocks
AU348836A
(en )
1937-06-17
Improvements in water closets
AU1399233A
(en )
1934-09-06
Improvements in and connected with water filters andthe like
AU102741B2
(en )
1937-12-23
Improvements in and connected with mineral andother concentrators
AU101781B2
(en )
1937-08-19
Improvements in and connected with the regulation of S temperature of buildings
AU102463B2
(en )
1937-11-25
Improvements in and connected with pipe clips
AU124036A
(en )
1937-05-13
Improvements in and connected with fruit graders andthe like
CA360039A
(en )
1936-08-25
Sewage treatment
AU100295B2
(en )
Sewage treatment