GB508048A
(en )
1939-06-26
Improvements in or relating to aerial systems
AU105086B2
(en )
1938-09-22
Improvements in or relating to shortwave aerial and feeder systems
AU384837A
(en )
1938-09-22
Improvements in or relating to shortwave aerial and feeder systems
AU104658B2
(en )
Improvements in or relating to aerial and feeder systems
AU108902B2
(en )
Improvements in or relating to aerial and associated feeder systems
AU104602B2
(en )
1938-07-02
Improvements in or relating to antenna systems
AU101945B2
(en )
1937-09-16
Improvements in or relating to radio and like feeder systems
AU110209B2
(en )
1940-04-04
Improvements in or relating to shortwave radio and similar relaying systems
AU105623B2
(en )
1938-11-10
Improvements in or relating to antenna and associated transmission line systems
AU104396B2
(en )
1938-07-14
Improvements in or relating to television systems
AU197137A
(en )
1938-07-02
Improvements in or relating to antenna systems
AU104000B2
(en )
1938-06-02
Improvements in and relating to wire broadcasting systems
AU266136A
(en )
1937-09-16
Improvements in or relating to radio and like feeder systems
AU134739A
(en )
1940-04-04
Improvements in or relating to shortwave radio and similar relaying systems
AU103150B2
(en )
1938-02-17
Improvements in and relating to terminating devices for aerial wires or the like
AU461537A
(en )
1938-11-10
Improvements in or relating to antenna and associated transmission line systems
AU270937A
(en )
1938-07-14
Improvements in or relating to television systems
AU104786B2
(en )
1938-08-25
Improvements in or relating to receiving aerial arrangements
AU105366B2
(en )
1938-10-20
Improvements in and relating to electric communication systems
AU109780B2
(en )
1940-02-22
Improvements in or relating to shortwave radio antenna systems
AU109779B2
(en )
1940-02-22
Improvements in or relating to shortwave radio antenna systems
GB511363A
(en )
1939-08-17
Improvements in or relating to television and like systems
AU104457B2
(en )
1938-07-14
Improvements in or relating to directional aerial systems
AU105394B2
(en )
1938-10-20
Improvements in or relating to radio antenna systems
AU38137A
(en )
1938-02-17
Improvements in and relating to terminating devices for aerial wires or the like