AU111288B2
(en )
1940-08-29
Improvements in and relating to luminous electric discharge devices
AU219139A
(en )
1940-08-29
Improvements in and relating to luminous electric discharge devices
AU111988B2
(en )
1940-12-05
Improvements in and relating to electric discharge devices
AU512239A
(en )
1940-12-05
Improvements in and relating to electric discharge devices
AU110803B2
(en )
1940-06-27
Improvements in or relating to electric discharge devices and cathodes therefor
AU275239A
(en )
1940-06-27
Improvements in or relating to electric discharge devices and cathodes therefor
AU110301B2
(en )
1940-04-18
Improvements in and relating to electric discharge devices
AU111299B2
(en )
1940-08-29
Improvements in and relating to electric discharge apparatus
AU109522B2
(en )
1940-01-25
Improvements in electric discharge devices
AU110305B2
(en )
1938-11-06
Improvements in and relating to electric lamps
AU108139B2
(en )
1939-08-17
Improvements in luminous electric discharge devices
AU103287B2
(en )
1938-03-03
Improvements in luminous electric discharge devices
AU104403B2
(en )
1938-07-14
Improvements in or relating to electric discharge lamps
AU111535B2
(en )
1940-09-26
Improvements in or relating to electron discharge devices
AU111543B2
(en )
1940-09-26
Improvements in or relating to electron discharge devices
AU421239A
(en )
1940-04-18
Improvements in and relating to electric discharge devices
AU557339A
(en )
1940-08-29
Improvements in and relating to electric discharge apparatus
AU106753B2
(en )
1939-03-09
Improvements in and relating to electric lamps orthe like
AU109699B2
(en )
1940-02-08
Improvements in electric discharge lamps
AU110278B2
(en )
1940-04-11
Improvements in electric discharge lamps
AU112463B2
(en )
Improvements in or relating to electric lighting and reflector devices
AU290639A
(en )
1940-01-25
Improvements in electric discharge devices
AU423938A
(en )
1938-11-06
Improvements in and relating to electric lamps
AU410338A
(en )
1939-08-17
Improvements in luminous electric discharge devices
AU384436A
(en )
1938-03-03
Improvements in luminous electric discharge devices