FR466836A
(en )
1914-05-25
Process for the production of direct current
CH63888A
(en )
1914-02-16
Process for the manufacture of an electric transformer and electric transformer obtained by it
FR419059A
(en )
1910-12-26
Process for the manufacture of electric igniters
FR462857A
(en )
1914-02-07
Process for the manufacture of electrical insulation bodies
FR436789A
(en )
1912-04-04
Electric furnace for the manufacture of azides
FR22060E
(en )
1921-05-12
Method and apparatus for the continuous manufacture of hydrogen peroxide
FR462548A
(en )
1914-01-29
Process for the production of rotating electric arcs
FR471577A
(en )
1914-11-03
Process for the manufacture of electric capacitors
FR459988A
(en )
1913-11-20
Process for the manufacture of isoprene
FR474690A
(en )
1915-03-03
New process for the production of electric currents
FR432852A
(en )
1911-12-18
Process for the manufacture of electric capacitors
CH65016A
(en )
1914-06-01
Electric capacitor and method for its manufacture
FR469401A
(en )
1914-07-31
Process for manufacturing electrical coils and transformers
FR432702A
(en )
1911-12-14
New process for the production of periodic electric currents
FR514571A
(en )
1921-03-14
Process for the manufacture of fulminant compositions
FR459313A
(en )
1913-11-03
Process for the manufacture of pinacone starting from acetone
FR20076E
(en )
1916-03-22
New process for the production of electric currents
FR461625A
(en )
1914-01-07
Furnace for the production of hydrogen
FR427546A
(en )
1911-08-05
Process for the manufacture of xylolite
CH59737A
(en )
1913-06-02
Electric machine for the production of high frequency currents
FR412283A
(en )
1910-07-08
Process for the production of positive electrodes of accumulators
FR437100A
(en )
1912-04-12
Process for the regulation of power stations
FR457401A
(en )
1913-09-17
Process for the manufacture of wick coals for electric arc lamps
FR470136A
(en )
1914-08-21
Process for the manufacture of briquettes
FR454282A
(en )
1913-06-30
Process for the manufacture of bells