AU229531A
(en )
1932-08-04
Improvements in or relating tothe manufacture of thermionic valves andthe like and oxide cathodes for use therewith
AU7231A
(en )
1932-01-14
Improvements in or relating to thermionic valves and cathodes for use therein
AU1404733A
(en )
1934-12-13
Improvements in or relating tothe manufacture of thermionic valves andthe like
AU1451433A
(en )
1934-10-11
Improvements in or relating to thermionic valve arrangements suitable for use in radio and like transmitters
AU1014032A
(en )
1934-02-22
Improvements in or relating to thermionic valves and amplifier arrangements incorporating thesame
AU103831A
(en )
1932-04-14
Improvements in or relating to thermionic valves
AU481831A
(en )
1932-02-18
Improvements in or relating to thermionic valves
AU601032A
(en )
1933-02-16
Improvements in or relating to thermionic valves
AU701032A
(en )
1933-04-27
Improvements in or relating to thermionic valves
CA338300A
(en )
1934-01-02
Humidifier and sterilizer
AU102553B2
(en )
1937-12-02
Improvements in or relating to thermionic valve and like amplifiers
AU102654B2
(en )
1937-12-06
Improvements in and relating tothe construction of dampcourses andthe like
AU1627834A
(en )
1935-04-18
Improvements in or relating to thermionic valve circuit arrangements and thermionic valves for use therein
AU1788234A
(en )
1935-06-20
Improvements in or relating to thermionic valve and like base arrangements
AU1902734A
(en )
1935-09-05
Improvements in or relating to thermionic valves andother electron discharge devices
AU1798534A
(en )
1935-06-27
Improvements in or relating to thermionic valves
AU1828534A
(en )
1935-07-18
Improvements in or relating to cathode ray and like tube arrangements suitable for use for television andother purposes
AU1680534A
(en )
1935-06-27
Improvements in and relating togas-fired stoves
AU1808034A
(en )
1935-07-04
Improvements in and relating tothe fabrication of structural steelwork
AU101478B2
(en )
1936-05-10
Improvements in or relating to thermionic valves andthe like
AU483236A
(en )
1937-12-02
Improvements in or relating to thermionic valve and like amplifiers
AU102393B2
(en )
1937-11-11
Improvements in and relating tothe supply of biassing potentials tothe control electrodes of thermionic valves
AU723232A
(en )
1933-01-06
Improvements in or relating tothe reduction of metallic bodies
AU539036A
(en )
1937-12-06
Improvements in and relating tothe construction of dampcourses andthe like
AU1565033A
(en )
1935-05-02
Improvements in or relating to thermionic valves and circuits incorporating thesame