AU129782B2
(en )
1944-12-24
Improvements in bidirectional high gain amplifiers
AU2514945A
(en )
1944-12-24
Improvements in bidirectional high gain amplifiers
AU123999B2
(en )
1947-04-24
Improvement in amplifier circuit
AU124478B2
(en )
1947-06-19
Improvements in or relating to radio amplifiers
AU1640044A
(en )
1947-04-24
Improvement in amplifier circuit
AU125473B2
(en )
1947-10-02
Improvements in amplifying circuitsvfor unidirectional signals
AU1707144A
(en )
1947-06-19
Improvements in or relating to radio amplifiers
AU123660B2
(en )
Selective amplifier
CA423151A
(en )
1944-10-10
Impedance amplifier
AU124305B2
(en )
1947-06-05
Improvements in audio frequency amplifiers
AU122223B2
(en )
1946-09-19
Television amplifiers
AU121368B2
(en )
1946-05-02
Differential amplifiers
AU1649244A
(en )
1947-10-02
Improvements in amplifying circuitsvfor unidirectional signals
CA424023A
(en )
1944-11-21
Amplifying system
AU124722B2
(en )
1947-07-10
Amplifier Circuit
AU125281B2
(en )
1947-09-11
Amplifier circuit
CA410084A
(en )
1943-01-19
Gain controlled amplifier
CA421773A
(en )
1944-08-01
Thermionic amplifier
AU123232B2
(en )
1947-01-23
Improvements in handlooms
AU122949B2
(en )
1946-12-12
Improvements in hobbles
AU124825B2
(en )
1947-07-24
Improvements in washfountains
AU123873B2
(en )
1947-04-03
Improvements in washfountains
CA424429A
(en )
1944-12-12
Amplifying scheme for photo-cathodes
AU124482B2
(en )
1947-06-19
Improvement invariable gain audio amplifier
CA423144A
(en )
1944-10-10
Wide band amplifier