AU256831A
(en )
1931-10-08
Improvements in and connected with hydraulically operated soot blowers
AU124631A
(en )
1932-03-24
Improvements in and connected with hydraulic jacks andthe like
AU2499630A
(en )
1930-10-14
Improvements in and connected with furnaces
AU5431A
(en )
1931-12-10
Improvements in and connected with wall ventilators
AU1575533A
(en )
1935-05-23
Improvements in soot blowers
AU1575333A
(en )
1935-05-16
Improvements in soot blowers
AU1575633A
(en )
1935-05-23
Improvements in soot blowers
AU1575433A
(en )
1935-05-23
Improvements in soot blowers
AU311431A
(en )
1932-05-26
Improvements in and connected with woodworking planes
AU104231B2
(en )
1933-06-30
Improvements in and connected with silicated compositions
AU252531A
(en )
1932-04-28
Improvements in and connected with electric organs
AU173931A
(en )
1932-03-03
Improvements in and connected with neckties
AU2609730A
(en )
1931-01-15
Improvements in and connected with chain grate and like travelling stokers
AU439231A
(en )
1932-09-15
Improvements in and connected with mechanical toys
AU1319533A
(en )
1934-07-05
Improvements in and connected with recuperator structures
AU370931A
(en )
1932-01-21
Improvements in and connected with lamp galleries
AU2733730A
(en )
1931-06-25
Improvements in and connected with valve mechanism
AU1525033A
(en )
1934-06-21
Improvements in and connected with conduits or penstocks
AU21631A
(en )
1931-07-16
Improvements in and relating to stoves
AU111737A
(en )
1933-06-30
Improvements in and connected with silicated compositions
AU2959630A
(en )
1931-11-26
Improvements in and connected with refrigerators
AU2461130A
(en )
1930-07-15
Improvements in and connected with water bags
AU928832A
(en )
1933-03-23
Improvements in and connected with pulleys
AU130131A
(en )
1932-04-07
Improvements in and relating to lamps
AU16931A
(en )
1932-01-07
Improvements in and relating to furnaces