AT91058B
(en )
1923-01-25
Device for generating high-frequency electrical waves from a low-frequency alternating current.
CH205374A
(en )
1939-06-15
Device for reinforcing respectively. Generate electrical vibrations of very high frequency.
CH97865A
(en )
1923-02-16
Process for cleaning graphite by means of an electric current.
FR517949A
(en )
1921-05-17
Dynamo refinements
AT99334B
(en )
1925-02-25
Device for rhythmically influencing electrical waves.
AT96081B
(en )
1924-02-25
Transformation device for generating high voltages in electrical medical systems.
AT91054B
(en )
1923-01-25
Device for the electrical remote transmission of movements.
CH86058A
(en )
1920-08-02
Device on milling machines for the production of wave profiles.
CH101894A
(en )
1923-10-16
Method for the capacitive decoupling of current loops from quadruple lines.
AT96399B
(en )
1924-03-26
Device for transforming an electrical direct current into another voltage.
CH82683A
(en )
1919-10-16
Device for connecting electrical lines
AT98610B
(en )
1924-11-25
Device for generating multiphase, high-frequency electrical oscillations.
AT98976B
(en )
1925-01-10
Process for increasing the electrical conductivity of alloys.
AT104666B
(en )
1926-11-10
Circuit arrangement to avoid ringing current disturbances from cable discharges.
AT96072B
(en )
1924-02-25
Device for modulating high frequency signal waves.
AT102647B
(en )
1926-02-25
Circuit arrangement for charging batteries from alternating current circuits.
DK23979C
(en )
1919-01-13
Electrical Outlet.
DK24706C
(en )
1919-06-30
Electrical Outlet.
CH175469A
(en )
1935-02-28
Device for generating short electrical waves by means of extinguishing sparks.
ES84526A1
(en )
1923-05-16
A perfected method for generating high frequency electrical currents.
DK26841C
(en )
1920-11-01
Branch box for electrical wires.
DK26569C
(en )
1920-09-06
Electrical Machine Telegraph System.
FR519592A
(en )
1921-06-11
Frequency regulator
ES83730A1
(en )
1923-04-16
A method for the electrical investigation of minerals.
CH81373A
(en )
1919-06-02
Device for remote control of electrical switches