CH42791A
(en )
1909-03-01
Device for transforming polyphase alternating currents into direct current
FR472103A
(en )
1914-11-24
Device for converting alternating current into pulsating direct current
FR395912A
(en )
1909-03-23
Device for the regulation of polyphase alternating current switching machines
FR355945A
(en )
1905-11-16
Device for converting alternating currents into direct current
FR382167A
(en )
1908-01-31
Polyphase alternating current to direct current transformer device
FR10986E
(en )
1909-11-17
Device for the regulation of polyphase alternating current switching machines
FR386453A
(en )
1908-06-15
Regulator for electric current circuits
FR474587A
(en )
1915-02-25
Device for transforming direct current into alternating current or vice versa
FR373693A
(en )
1907-05-24
Device for regulating the voltage of alternating current generators
FR423166A
(en )
1911-04-10
High voltage current transformer
FR471858A
(en )
1914-11-13
Device for transforming high voltage alternating current into direct current
FR417655A
(en )
1910-11-19
Current limiting device for fixed price electrical installations
FR381286A
(en )
1908-01-07
Period transformer for polyphase or single phase currents
CH39517A
(en )
1908-03-16
AC to DC transformer
FR469196A
(en )
1914-07-25
Transformer for converting alternating current into direct current
CH40921A
(en )
1908-09-01
Rotary transformer for converting alternating current into direct current and vice versa
FR424493A
(en )
1911-05-15
Limiter for alternating or intermittent current
FR410077A
(en )
1910-05-10
Device for switching on induction coils on polyphase alternating current
FR374520A
(en )
1907-06-15
Current switch for induction devices
FR356535A
(en )
1905-12-01
Dispersion transformer for alternating current
FR361601A
(en )
1906-09-13
Rectifier regulator device for transforming a single-phase current into direct current
FR378433A
(en )
1907-10-04
Electric current adjustment device
FR434635A
(en )
1912-02-08
High voltage current transformer
FR413084A
(en )
1910-07-30
High voltage rectifier for alternating current
CH21150A
(en )
1901-05-31
Device for converting alternating current into direct current