AU112165B2
(en )
1939-06-23
Improvements in and relating to radio goniometers
AU259539A
(en )
1939-06-23
Improvements in and relating to radio goniometers
AU110642B2
(en )
1940-05-30
Improvements in and relating to radio receivers ofthe portable type
AU110889B2
(en )
1940-07-04
Improvements in and relating to mousetraps
AU111457B2
(en )
1940-09-19
Improvements in or relating to radio antennae
AU320039A
(en )
1940-05-30
Improvements in and relating to radio receivers ofthe portable type
AU108964B2
(en )
1939-11-16
Improvements in and relating to steels
AU112004B2
(en )
Improvements in or relating to antenna
AU109657B2
(en )
Improvements in or relating to radio antennas
AU111878B2
(en )
Improvements in or relating to radio antennas
AU110921B2
(en )
Improvements in or relating to equi-signal radio beacons
AU108483B2
(en )
Improvements in and relating to radio direction finding systems
AU108117B2
(en )
1939-08-10
Improvements in and relating to radio direction finding systems
AU108116B2
(en )
1939-08-10
Improvements in and relating to radio direction finding systems
AU565238A
(en )
1940-07-04
Improvements in and relating to mousetraps
AU418939A
(en )
1940-09-19
Improvements in or relating to radio antennae
AU560338A
(en )
1939-11-16
Improvements in and relating to steels
AU110769B2
(en )
1940-06-20
Improvements in or relating to radio receivers
AU110265B2
(en )
1940-04-11
Improvements in and relating to loudspeakers
AU106873B2
(en )
1939-03-23
Improvements in or relating to radio and like transmitters
AU110086B2
(en )
1940-04-04
Improvements in and relating to refrigerators
AU8639A
(en )
1939-08-10
Improvements in and relating to radio direction finding systems
AU21439A
(en )
1939-08-10
Improvements in and relating to radio direction finding systems
AU111468B2
(en )
Improvements in or relating to radio direction finding and indicating systems
AU110931B2
(en )
1940-07-11
Improvements in and relating to collars