FR583216A
(en )
1925-01-08
Improvements in thermostatic switches for electrical circuits
FR559691A
(en )
1923-09-19
New device for improving switching in direct current machines
FR568775A
(en )
1924-04-01
Device for improving the switching of direct current machines during sudden variations in the load
FR535524A
(en )
1922-04-15
Device for switching in electric commutator machines
FR673744A
(en )
1930-01-18
Device for improving switching in direct current electric machines
FR547317A
(en )
1922-12-07
Switch bridge for intense electric currents
FR537768A
(en )
1922-05-30
System for establishing auxiliary poles in some direct current machines
FR547360A
(en )
1922-12-09
Switching device for reversible dynamos with auxiliary brush
FR609847A
(en )
1926-08-25
Device for improving switching in synchronous commutator machines
FR607236A
(en )
1926-06-28
Laminated pole for direct current machines
FR528026A
(en )
1921-11-05
Device for suppressing switching sparks in electrical machines
FR560543A
(en )
1923-10-05
Snap-action compounding device for direct current machines
FR546382A
(en )
1922-11-08
Improvements in switches for dynamoelectric machines
FR557660A
(en )
1923-08-13
Improvements in current supply devices for mobile electrical machines
FR538131A
(en )
1922-06-03
Switching device for electric currents
FR647275A
(en )
1928-11-22
Means of improving switching in electrical machines
FR806936A
(en )
1936-12-29
Device to prevent circular spitting in high voltage direct current collector machines
FR611267A
(en )
1926-09-24
Arc welding device, for three-phase current
FR841918A
(en )
1939-06-01
Switching device for removing the direct current element from the short-circuit current
FR568025A
(en )
1924-03-13
Device limiting the short-circuit current of direct current machines with independent exciter
FR559129A
(en )
1923-09-10
Provision for rapid voltage adjustment in conductor networks
FR566784A
(en )
1924-02-20
Device for energy recovery in direct current traction installations
FR709587A
(en )
1931-08-11
Device for switching electric currents
FR566760A
(en )
1924-02-20
Automatic current switch for electric irons
FR29425E
(en )
1925-07-27
Winding mode improving switching in collector machines