AU292226A
(en )
1926-07-29
Improvements in and relating tothe concentration of ores
AU220626A
(en )
1926-06-10
Improvements in or relating tothe concentration of metalliferous ores
AU512722A
(en )
1923-02-27
Improvements in and relating tothe concentration of ores and minerals
AU1767629A
(en )
1929-08-13
Improvements in and relating to concentration of ores
AU2329225A
(en )
1926-05-06
Improvements in methods of and means for treating ores
GB274006A
(en )
1927-07-14
Improvements in means for improving the appearance of the face and features
AU378526A
(en )
1927-01-25
Improvements in and relating to metal canisters
AU294426A
(en )
1927-08-02
Improvements in means and methods of distilling
CA259756A
(en )
1926-04-13
Concentration of ore
CA259755A
(en )
1926-04-13
Concentration of ore
AU2258725A
(en )
1925-05-02
Improvements in or relating tothe reduction of ores
AU164726A
(en )
1926-05-03
r Improvements in or relating tothe heat treatment and concentration of copper ores
AU75626A
(en )
1926-06-29
Improvements in and relating tothe production of photographs
AU75826A
(en )
1926-12-21
Improvements in and relating tothe production of photographs
AU487926A
(en )
1927-12-06
Concentration of ores
AU2901430B
(en )
1931-10-22
Improvements in or relating to the treatment of ores and similar material
AU422726A
(en )
1926-10-13
Improvements in and relating to moving footways
AU1735624A
(en )
1924-05-08
Improvements in or relating to apparatus forthe concentration of ores andthe like
CA259494A
(en )
1926-04-06
Ore concentration
AU1797524A
(en )
1924-10-24
Improvements in or relating to the concentration of ores
GB265451A
(en )
1927-02-10
Improvements in or relating to means for facilitating the setting of addition and (or) subtraction exercises
AU2210625A
(en )
1925-07-21
Improvements in or relating to the treatment of ores and metallurgical products
CA305960A
(en )
1930-11-18
Flotation and concentration of ores
AU18626A
(en )
1927-01-18
Improvements in and relating to fencing
AU2454525A
(en )
1926-08-31
Improvements in and relating to furnaces