AU110418B2
(en )
1940-05-02
Improvements in or relating to electron lens arrangements operated with alternating current or alternating voltage
AU173839A
(en )
1940-05-02
Improvements in or relating to electron lens arrangements operated with alternating current or alternating voltage
AU108932B2
(en )
Improvements in or relating to voltage regulators
AU112094B2
(en )
Improvements in or relating to devices for transforming direct current voltages
CA384962A
(en )
1939-11-07
Current inverter
AU111143B2
(en )
1940-08-08
Improvements in or relating to electric circuit-breakers
AU108911B2
(en )
Improvements in or relating to electric switches
AU107889B2
(en )
Improvements in or relating to electric switches
AU110450B2
(en )
1940-05-09
Improvements in electric switches
AU102657B2
(en )
Improvement in periodic voltage generator
AU102561B2
(en )
1937-12-02
Improvement in periodic voltage generator
AU102523B2
(en )
1937-12-02
Improvement in periodic voltage generator
AU110758B2
(en )
1940-06-20
Improvements in or relating to electric furnaces
AU106522B2
(en )
Improvements in or relating to electric current or voltage regulation by thermionic devices
CA357659A
(en )
1936-05-05
Alternating current magnet
AU101207B2
(en )
1937-06-10
Improvements in electric lanterns
AU107268B2
(en )
1939-05-11
Improvements in or relating to voltage regulators
AU112047B2
(en )
1940-12-12
Improvements in carbon pile electric regulators
AU102127B2
(en )
1937-10-07
Improvements in electric switches
AU312039A
(en )
1940-05-09
Improvements in electric switches
CA381111A
(en )
1939-05-02
High voltage generator
AU53437A
(en )
1937-12-02
Improvement in periodic voltage generator
AU46837A
(en )
1937-12-02
Improvement in periodic voltage generator
CA384731A
(en )
1939-10-17
Electric current rectifier
CA384582A
(en )
1939-10-10
Electric current rectifier