CH52016A
(en )
1911-10-16
Device for converting alternating current into direct current by means of metal vapor lines
FR472103A
(en )
1914-11-24
Device for converting alternating current into pulsating direct current
CH62005A
(en )
1913-11-01
Device for converting direct current into alternating current
DK16789C
(en )
1912-12-16
Apparatus for Converting DC to AC.
FR464989A
(en )
1914-04-04
Device for converting alternating current to direct current
FR429647A
(en )
1911-09-27
AC transformer
CH59505A
(en )
1913-05-16
Device for compressing concentric transformer windings
FR451636A
(en )
1913-04-23
Apparatus for deluting retorts
FR15934E
(en )
1912-10-19
Device for descaling boilers by percussion
NL909C
(en )
1915-12-01
Improvement to mercury vapor rectifier
CH46458A
(en )
1910-03-16
AC current meter
FR424271A
(en )
1911-05-09
Advanced line puller
CH57190A
(en )
1912-12-16
Device for operating bicycle bells
CH53813A
(en )
1912-04-01
Device for heating fournier
FR15875E
(en )
1912-10-10
Remover
CH57326A
(en )
1913-01-02
Auxiliary device for determining the size of the radii of curved pieces
FR441612A
(en )
1912-08-12
Improvements in devices for transforming direct currents into alternating currents
FR469196A
(en )
1914-07-25
Transformer for converting alternating current into direct current
CH65611A
(en )
1914-07-01
Device for the automatic maintenance of phase equilibrium of the currents of alternating current machines connected in parallel
CH66264A
(en )
1914-08-17
Device for the electrical heating of flowing liquids or gases
CH64338A
(en )
1914-04-01
Device for maintaining the vacuum in metal vapor rectifiers
FR426377A
(en )
1911-07-05
Device for descaling boilers by percussion
CH66461A
(en )
1914-09-16
Device for cleaning pipes
FR469200A
(en )
1914-07-25
AC to DC transformer
CH53146A
(en )
1912-02-01
Apparatus for generating gas