AU1302233A
(en )
1934-06-21
Improvements in or relating to electrical frequency converters
AU288011B2
(en )
1965-11-18
Improvements relating to electric switchgear
AU710732A
(en )
1933-05-04
Improvements in or relating to electrical high frequency circuits
AU571132A
(en )
1933-01-26
Improvements relating to electric clocks
AU2009334A
(en )
1935-11-11
Improvements in or relating to electrical timing circuits
AU4446664A
(en )
1965-11-18
Improvements relating to electric switchgear
AU1182633A
(en )
1934-02-01
Improvements in or relating to electric switches
AU1472633A
(en )
1934-05-31
Improvements in and relating to electric condensers
AU1204433A
(en )
1933-11-30
Improvements relating to electric insulators
AU950932A
(en )
1933-10-12
Improvements in or relating to electrical condensers
AU1181933A
(en )
1934-03-29
Improvements in or relating to frequency selection means for use in high frequency electrical circuits
CA336360A
(en )
1933-10-10
Substation circuit
CA334592A
(en )
1933-08-08
Power take off
AU1132733A
(en )
1933-09-02
Improvements in or relating to electric circuit cutout insulators
CA333732A
(en )
1933-07-04
Bus-bar
AU1424133A
(en )
1934-12-13
Improvements in or relating to electric contacts
AU1295733A
(en )
1934-10-18
Improvements in or relating to high frequency transmitting arrangements
CA334510A
(en )
1933-08-01
Electric clock
CA334845A
(en )
1933-08-15
Electric clock
CA334495A
(en )
1933-08-01
Electric range
AU1311133A
(en )
1934-08-16
Improvements in or relating to electrical coupling devices
AU1748534A
(en )
1935-05-16
Improvements in or relating to electric arc converters
CA332522A
(en )
1933-05-16
Electric meter
AU778532A
(en )
1933-06-22
Improvements in or relating to electrical oscillation generators
AU778632A
(en )
1933-06-22
Improvements in or relating to electrical oscillation generators