DK44150C
(en )
1931-05-26
Device for Converting a Light Current Light Oscillations into Electrical Energy Oscillations.
SU11713A1
(en )
1929-09-30
Device for adjusting horizontal wind engines
SU17422A1
(en )
1930-09-30
Device for powering parallel spaced aerials
DK39627C
(en )
1928-12-17
Device for Converting Electrical Oscillations to Mechanical Oscillations.
ES114873A1
(en )
1929-10-01
An automatic switch applicable to electric motors-pumps.
FR671744A
(en )
1929-12-18
Power transformer
DK41755C
(en )
1930-03-03
Device for Converting Electrical Oscillations to Mechanical.
DK41446C
(en )
1930-01-13
Procedure for Affecting an Electric Current by Irradiation.
DK46439C
(en )
1932-11-07
Device for Increasing the Energy Transfer Capacity of AC Power Cables.
DK43786C
(en )
1931-03-02
Device for Conversion of Electrical Vibration Energy to Mechanical Vibration Energy under Use of a Vibration Device.
DK45758C
(en )
1932-06-06
Device for Increasing the Power Transmission Capacity of High Voltage Cables.
ES111688A1
(en )
1929-05-01
A device for the automatic start-up of electric generator sets in an automatic power plant.
DK40152C
(en )
1929-05-13
Device for Transferring Electrical Energy from a Generating Circuit to a Consuming Circuit.
ES106494A3
(en )
1928-05-16
A power loom.
FR673097A
(en )
1930-01-10
Power transformer
DK38726C
(en )
1928-04-30
Device for automatic Disconnection of the Power by electric Irons.
ES107993A3
(en )
1928-08-01
A device for interrupting an electrical current.
DK45070C
(en )
1932-01-04
Piezo-Electric Device for Receiving Modulated Electric Waves.
DK43945C
(en )
1931-03-30
Installations for the Production of Electrical Energy Using Wind Power.
FR681657A
(en )
1930-05-17
Improvements to electrical current generating devices using the light received by these devices
ES108885A1
(en )
1928-09-16
An apparatus designed to take advantage of the force of the winds and to convert said force into electrical energy by means of generators or transformers.
ES114063A1
(en )
1929-08-16
Device designed to produce a rigorously constant electric current.
ES111568A1
(en )
1929-05-01
A procedure for installing the combination transformers.
DK45447C
(en )
1932-03-29
Device by a discharge tube usable for amplifying electrical oscillations.
FR661831A
(en )
1929-07-30
Automatic power limiter for electrical devices