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
CH53325A
(en )
1912-02-01
Device for starting synchromotor
AT46687B
(en )
1911-02-25
Device for route regulation of induction motors.
FR431190A
(en )
1911-11-04
Synchronous switch-rectifier for alternating currents
CH59505A
(en )
1913-05-16
Device for compressing concentric transformer windings
CH54277A
(en )
1912-05-17
Device for cleaning pipelines
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
CH50965A
(en )
1911-07-17
Device for sealing letters
CH57190A
(en )
1912-12-16
Device for operating bicycle bells
CH58060A
(en )
1913-02-17
Device for lifting liquids
AT66068B
(en )
1914-08-10
AC current meter.
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
CH50938A
(en )
1911-07-17
Device for attaching the handle of devices
CH64338A
(en )
1914-04-01
Device for maintaining the vacuum in metal vapor rectifiers