CH65012A
(en )
1914-05-01
Device for automatic voltage regulation of single and multi-phase generators
CH60627A
(en )
1913-08-01
Device for voltage regulation of direct current generators with variable speed
CH69399A
(en )
1915-06-16
Device for voltage regulation of direct current generators with variable speed
FR475077A
(en )
1915-04-09
Device for stable voltage regulation of electric generators
CH53839A
(en )
1912-04-01
Device for voltage regulation of alternating current machines
CH62449A
(en )
1913-12-01
Device for the automatic regulation of electrical machines
CH62666A
(en )
1913-12-16
Device for regulating electrical operations
CH58069A
(en )
1913-02-17
Circuit for regulating the number of revolutions of alternating current collector motors
FR431730A
(en )
1911-11-18
Voltage regulator for cables
CH59503A
(en )
1913-05-16
Device for phase compensation of induction motors
FR449050A
(en )
1913-02-15
Regulator for electrical circuits
CH65618A
(en )
1914-07-01
Electric voltage regulator
CH40099A
(en )
1908-06-01
Device for voltage regulation of alternating current generators
FR435424A
(en )
1912-02-29
Voltage regulator for electric generators
CH63273A
(en )
1914-01-16
Automatic voltage regulator
FR16799E
(en )
1913-04-21
Automatic voltage regulator for dynamos
FR448371A
(en )
1913-01-29
Automatic voltage regulator for dynamos
FR440422A
(en )
1912-07-10
AC generator
CH66208A
(en )
1914-08-17
Fixing device for artificial teeth
CH62662A
(en )
1913-12-16
Device for regulating the turning field of multi-phase collector machines with variable collector frequency
CH57196A
(en )
1913-01-02
AC block device
FR461494A
(en )
1913-12-30
Voltage divider for alternating current
FR453749A
(en )
1913-06-14
Voltage regulators
CH73985A
(en )
1917-01-02
DC dynamo for generating almost constant voltage with variable number of revolutions
FR427341A
(en )
1911-08-01
High voltage protection device