DK31478C
(en )
1923-03-26
Device for Reducing Grounding Currents in High Voltage Networks.
DK24948C
(en )
1919-09-01
Device for Amplifying Variable Electric Currents.
DK33112C
(en )
1924-04-22
Device for Reducing the capacitive earth fault current at High Voltage Networks.
DK25389C
(en )
1919-12-29
Electrical circuit breaker.
AT75616B
(en )
1919-02-25
Multi-part high voltage porcelain insulator.
ES66009A1
(en )
1918-01-16
An electrical insulating device for high voltage lines.
DK22000C
(en )
1917-03-12
Horn conductor for electrical surges.
FR489420A
(en )
1919-02-03
Surge arrester for electrical circuits
ES65724A3
(en )
1917-12-16
Improvements in devices or apparatus to amplify, relieve or reinforce electrical currents.
DK23302C
(en )
1918-07-29
Electrical Voltage Protection.
ES67953A1
(en )
1918-11-01
Improvements in electrical transformers.
ES68356A2
(en )
1918-12-16
Improvements in electrical switches.
DK23352C
(en )
1918-08-12
Apparatus for Transforming Electric Currents.
ES65869A1
(en )
1918-01-01
Improvements in multiple fuses for electrical circuits.
ES59055A1
(en )
1914-10-16
Improvements in low voltage electrical conductors.
DK33595C
(en )
1924-09-01
Device for amplifying electrical alternating currents.
ES70491A1
(en )
1919-09-01
Improvements in recording devices for electrical current impulses.
DK20851C
(en )
1915-12-20
Procedure for Generating Electric Spark Sparks, In particular for Advertising Purposes.
CH81205A
(en )
1919-05-16
High voltage direct current machine
DK30067C
(en )
1922-08-14
Device for Using High Frequency Generators as Telephone Relays.
DK29300C
(en )
1922-02-06
Device for Reducing Harmful Grounding Currents in Grounded High Voltage Networks whose Network Phases Have Different Capacity to Ground.
ES65576A1
(en )
1917-11-16
An apparatus for regulating electrical circuits, of appropriate utility in radiotelegraphy.
CH77600A
(en )
1918-05-01
Disconnector whose switching parts are mounted on insulators
CH54024A
(en )
1912-04-16
Line arrangement on high voltage transformers
ES57402A1
(en )
1914-03-16
Improvements in current limiters.