CH69155A
(en )
1915-06-01
Device for scanning electrical cartridges
CH58517A
(en )
1913-03-17
Device for regenerating electric light bulbs
CH69402A
(en )
1915-06-16
Device for removing the insulation from electrical conductors
CH62666A
(en )
1913-12-16
Device for regulating electrical operations
AT80146B
(en )
1920-02-25
Air-cooled multiple spark gaps for generating eAir-cooled multiple spark gaps for generating electrical vibrations. electrical vibrations.
CH66434A
(en )
1914-09-01
Device for preparing emulsions
CH61734A
(en )
1913-10-16
Device for determining the value of electrical resistances
CH68452A
(en )
1915-03-16
Device for water heating
CH56690A
(en )
1912-11-16
Device for cooling electrical machines
AT80109B
(en )
1920-02-25
Process for insulating electrical lines with paper pulp.
CH49490A
(en )
1911-02-16
Device for cooling electrical machines
CH61084A
(en )
1913-09-01
Device for correcting impotentia coeundi
CH69247A
(en )
1915-06-16
Device for the electrical remote transmission of movements
CH60570A
(en )
1913-08-01
Device for the graphic representation of physical processes by means of electrical sparks
CH61535A
(en )
1913-10-01
Device for cooling electrical machines
CH72184A
(en )
1916-09-16
Device for forming loopholes
CH75107A
(en )
1917-10-16
Device for replacing water-cooled electrode holders
CH62449A
(en )
1913-12-01
Device for the automatic regulation of electrical machines
FR445070A
(en )
1912-11-02
Electrical distribution system
CH58754A
(en )
1913-04-01
Procedure for regulating electrical power stations
FR453505A
(en )
1913-06-10
Ventilation device for electrical machines
CH59284A
(en )
1913-05-02
Device for the electrical transmission of images
FR433449A
(en )
1912-01-06
Advanced electric transport system
CH56998A
(en )
1912-12-02
Device for the electrical heating of liquids
AU1063013B
(en )
1914-02-24
An improved bird frightener