FR1056547A
(en )
1954-03-01
Further training in frequency standards
CH317529A
(en )
1956-11-30
Microtome
CH337242A
(en )
1959-03-31
Circuit arrangement for frequency demodulation
FR1087977A
(en )
1955-03-02
Adjustable magnetic electronic lens
AT176235B
(en )
1953-09-25
Arrangement for the permeability adjustment of an oscillation circuit
CH321714A
(en )
1957-05-15
Frequency control circuit
CH334170A
(en )
1958-11-15
Broadband high frequency amplifier
FR1083345A
(en )
1955-01-07
Adjustable magnetic electronic lens
FR1087866A
(en )
1955-03-01
Gradient contrast correction and high frequency loss compensation circuits
CH281288A
(en )
1952-02-29
Circuit for reducing the distortion of an amplifier.
FR1054674A
(en )
1954-02-12
Advanced compass
AT173727B
(en )
1953-01-26
Circuit for generating vibrations
CH291956A
(en )
1953-07-15
Circuit for frequency modulating an oscillator.
AT178119B
(en )
1954-04-10
Circuit arrangement for controllably influencing the transmission frequency range of a low frequency amplifier
AT169048B
(en )
1951-10-10
Circuit for regulating the natural frequency of an oscillating circuit
AT202597B
(en )
1959-03-10
Circuit for controlling the resonance frequency of an oscillating circuit
FR1053050A
(en )
1954-01-29
Frequency corrector
AT175604B
(en )
1953-07-25
Amplifier circuit
FR1059255A
(en )
1954-03-23
Advanced frequency meter
AT189661B
(en )
1957-04-25
Arrangement for line suppression
AT187945B
(en )
1956-12-10
Device for fine-tuning an oscillation circuit
FR1086592A
(en )
1955-02-14
Truss-shaped supports
CH299130A
(en )
1954-05-31
Circuit for the automatic regulation of the frequency of an oscillator.
FR1083795A
(en )
1955-01-12
Adjustment circuit
FR1133815A
(en )
1957-04-02
low frequency direct transmitter