CH21150A
(en )
1901-05-31
Device for converting alternating current into direct current
FR355945A
(en )
1905-11-16
Device for converting alternating currents into direct current
CH11689A
(en )
1896-08-15
A device for transforming a single-phase alternating current into direct current or vice versa
FR437917A
(en )
1912-05-03
Method and apparatus for converting alternating current to direct current
FR358522A
(en )
1906-02-20
Device for the distribution of alternating electric current
CH14373A
(en )
1897-11-15
New broom for dynames generating or receiving electric current
CH42791A
(en )
1909-03-01
Device for transforming polyphase alternating currents into direct current
FR464989A
(en )
1914-04-04
Device for converting alternating current to direct current
FR323125A
(en )
1903-02-25
Polyphase alternating current transformer or single phase direct current
FR340125A
(en )
1904-06-27
Apparatus for producing oscillatory electric currents
FR342172A
(en )
1904-09-01
Perfected apparatus for varying the voltage of alternating currents
FR469196A
(en )
1914-07-25
Transformer for converting alternating current into direct current
CH19348A
(en )
1900-06-30
Device for converting multi-phase current into direct current
CH25312A
(en )
1903-04-30
Apparatus for electric metal spraying
FR1874E
(en )
1903-11-02
Single phase to direct current AC transformer
FR1875E
(en )
1903-11-02
Single phase to direct current AC transformer
FR323126A
(en )
1903-02-26
Single phase to direct current AC transformer
CH23873A
(en )
1902-09-30
Advanced electrolytic element for rectifying alternating currents
CH28096A
(en )
1904-03-31
Electric meter for direct current
CH31494A
(en )
1905-04-30
Inductor for direct current and single phase alternating current machines
FR390233A
(en )
1908-09-30
Apparatus for measuring speeds using direct current
CH14631A
(en )
1898-01-31
Advanced apparatus for electrolysis
FR19377E
(en )
1915-01-20
Electrolytic converter for converting alternating currents into direct current
FR453411A
(en )
1913-06-07
Electrolytic converter for converting alternating currents into direct current
FR332765A
(en )
1903-11-06
Electric meter for alternating currents