AU800132A
(en )
1933-07-06
Improvements in or relating to feeder or conductor systems for use on very shortwaves
CA351023A
(en )
1935-06-18
Electrical regulating system
AU1227533A
(en )
1934-11-01
Improvements in or relating to electrical synchronizing systems
AU1195433A
(en )
1934-04-12
Improvements in or relating to antenna systems
CA331628A
(en )
1933-04-11
Electrical distribution system
CA331626A
(en )
1933-04-11
Electrical distribution system
AU1207333A
(en )
1934-04-19
Improvements in or relating to transmitting systems
AU737532A
(en )
1933-05-25
Improvements in or relating to aerial systems
CA332925A
(en )
1933-05-30
Ferro-magnet system
CA329230A
(en )
1933-01-10
View-transmission system
CA332709A
(en )
1933-05-23
Ferro-magnet system
AU1564933A
(en )
1935-01-24
Improvements in or relating to electrical oscillating systems
AU1151933A
(en )
1934-03-08
Improvements in electrical communication systems
CA337723A
(en )
1933-12-05
Electrical protective system
AU1361433A
(en )
1934-11-08
Improvements in or relating to television systems
AU1158333A
(en )
1934-03-08
Improvements in or relating to television systems
AU1144133A
(en )
1934-03-01
Improvements in or relating to television systems
AU926632A
(en )
1933-09-02
Improvements in or relating to television systems
AU1555833A
(en )
1934-12-20
Improvements in or relating to television systems
AU1279633A
(en )
1934-05-31
Improvements in or relating to television systems
CA330454A
(en )
1933-02-28
Conductor connection
AU1535133A
(en )
1934-12-06
Improvements in commutators
CA332067A
(en )
1933-04-25
Curve plotting system
CA329102A
(en )
1933-01-03
Electrical amplifying system
CA330703A
(en )
1933-03-07
Tap-changing system