CH232477A
(en )
1944-05-31
Device generating oscillations.
DK136742B
(en )
1977-11-14
Amplitude modulated multivibrator coupling for measuring AC power.
CH228558A
(en )
1943-08-31
Device for converting a frequency-modulated oscillation into an amplitude-modulated oscillation.
CH225170A
(en )
1943-01-15
Device for attaching templates to duplicators.
CH225874A
(en )
1943-02-28
Mechanical converter.
CH229323A
(en )
1943-10-15
Device for transforming frequency-modulated vibrations into amplitude-modulated vibrations of the desired frequency.
CH219691A
(en )
1942-02-28
Centering instrument.
CH231804A
(en )
1944-04-15
Device for scanning films.
CH224666A
(en )
1942-12-15
File box.
CH225267A
(en )
1943-01-15
Device for illuminating a number disc.
CH229104A
(en )
1943-09-30
Device for monitoring at least one tube operating in a circuit.
CH236325A
(en )
1945-01-31
Television scanning device.
CH226360A
(en )
1943-03-31
Device for converting a movement made step by step by remote counting pulses into a steady one.
CH229725A
(en )
1943-11-15
Mechanical converter.
CH273265A
(en )
1951-01-31
Device for generating radioelectric oscillations.
CH229097A
(en )
1943-09-30
Device for frequency modulation.
DK62735C
(en )
1944-09-25
Locking device at Transmitters in Rørpostanlæg.
AT172727B
(en )
1952-10-10
Collection container
FR884504A
(en )
1943-08-19
Locking device for telerapide transmitter
CH240786A
(en )
1946-01-31
Device for converting ammonia into nitrogen oxides.
CH232152A
(en )
1944-05-15
Track section with uncoupling device.
DK75687C
(en )
1953-04-13
File with card selection device.
DK62069C
(en )
1944-03-27
Device at Stokere.
CH221962A
(en )
1942-06-30
Device on machine guns to attach the barrel.
CH227436A
(en )
1943-06-15
Device for measuring the intensity of neutron radiation.