FR1309350A
(en )
1962-11-16
Electromechanical energy transformation device
BE591980A
(en )
1960-12-19
Thermoelectric energy converter.
FR1054829A
(en )
1954-02-15
Device for converting electrical energy into mechanical vibratory energy
FR1231594A
(en )
1960-09-30
Device providing electrical energy at controlled frequency
OA03691A
(en )
1971-12-24
Autonomous device for the storage and use of electrical energy.
FR1286969A
(en )
1962-03-09
Semiconductor device for the production of electrical energy
FR1130451A
(en )
1957-02-06
Device for the production of electrical energy
FR1242179A
(en )
1960-12-30
Device for converting thermal energy into electrical energy
FR1287943A
(en )
1962-03-16
Device for transforming light energy into electrical energy
BE587001A
(en )
1960-05-16
Device for transforming electrical energy.
FR1228467A
(en )
1960-08-31
Ultrasonic device for the transformation of electrical energy into mechanical energy
CH421268A
(en )
1966-09-30
Electrical device for the production of electrical or magnetic energy or the transformation of electrical energy
FR1267943A
(en )
1961-07-28
Electronic regulator-contactor device for electrical energy source
BE577927A
(en )
1959-10-20
Ultrasonic device for the transformation of electrical energy into mechanical energy.
FR1109568A
(en )
1956-01-31
Device for transforming solar energy into mechanical or other energy
FR1156873A
(en )
1958-05-22
Device for concentrating solar energy
CH339836A
(en )
1959-07-15
Electric projectile ignition device
FR1204326A
(en )
1960-01-25
Power station device
FR1232133A
(en )
1960-10-05
Device for capturing the energy of sea waves
BE601323A
(en )
1961-07-03
Device for the absorption of reactive electrical energy.
FR1321111A
(en )
1963-03-15
Device for the production of electrical energy
FR1283610A
(en )
1962-02-02
Device for the absorption of reactive electrical energy
CH358137A
(en )
1961-11-15
Installation for the transmission of electrical energy
FR1392266A
(en )
1965-03-12
Device for the direct conversion of solar energy into electrical energy
FR1193049A
(en )
1959-10-29
Device for converting energy radiated by radioactive material into electrical energy