CH72104A
(en )
1916-09-01
DC dynamo for generating almost constant voltage with variable number of revolutions
CH73985A
(en )
1917-01-02
DC dynamo for generating almost constant voltage with variable number of revolutions
CH58069A
(en )
1913-02-17
Circuit for regulating the number of revolutions of alternating current collector motors
CH69399A
(en )
1915-06-16
Device for voltage regulation of direct current generators with variable speed
CH60627A
(en )
1913-08-01
Device for voltage regulation of direct current generators with variable speed
CH65012A
(en )
1914-05-01
Device for automatic voltage regulation of single and multi-phase generators
FR511262A
(en )
1920-12-21
High voltage resistors
FR448008A
(en )
1913-01-21
DC generator
FR17048E
(en )
1913-06-03
DC generator whose voltage is virtually independent of speed
CH65618A
(en )
1914-07-01
Electric voltage regulator
CH58077A
(en )
1913-02-17
Electric capacitor
FR17543E
(en )
1913-10-02
Electric furnace alternator
CH73230A
(en )
1916-09-01
Electric generator
CH72212A
(en )
1916-04-17
Process for the production of alternating current windings
CH71678A
(en )
1916-02-01
Acetylene generator
FR437621A
(en )
1912-04-25
Hydro-thermal electric generator
CH72258A
(en )
1916-09-16
Electric multi-hole cooker
CH76849A
(en )
1918-02-16
Electrical rheostat
FR522589A
(en )
1921-08-02
Magneto-electric generator
CH68241A
(en )
1915-03-01
Device for automatic regulation of the number of revolutions in three-phase series commutator motors controlled by brush displacement
CH73719A
(en )
1916-11-01
Process for regulating the voltage of dynamo machines by means of carbon pressure resistors
FR435403A
(en )
1912-02-29
Electric rheostat
CH73720A
(en )
1916-11-16
DC voltage converter with series excitation
CH68732A
(en )
1915-04-16
High voltage capacitor
FR472334A
(en )
1914-12-02
Electric voltage regulator