CH73723A
(en )
1916-11-16
Electrical insulating sleeve and method for its manufacture
CH78474A
(en )
1918-08-01
Electrical collector and method for its manufacture
CH49680A
(en )
1911-03-16
Electrical conductor and method for its manufacture
CH65016A
(en )
1914-06-01
Electric capacitor and method for its manufacture
CH74562A
(en )
1917-03-16
Bushing insulator
CH55741A
(en )
1912-09-02
Insulating felt and process for its manufacture
FR429684A
(en )
1911-09-28
Electric transformer
FR487887A
(en )
1918-08-02
Electric accumulator and method for manufacturing it
FR444437A
(en )
1912-10-17
Electric tele-photography process
FI6037A
(en )
1915-04-08
Method of manufacturing small transformers
FR513325A
(en )
1921-02-12
Insulator for electrical conduits
FR481534A
(en )
1916-12-13
Improved method and means for performing the electrical junction of the ends of the rails
CH76114A
(en )
1917-11-01
Electric chronoscope
CH58290A
(en )
1913-03-01
Electrical resistance with large radiating surface and method for its manufacture
CH49808A
(en )
1911-04-01
Electrical resistance and method for its manufacture
FR469401A
(en )
1914-07-31
Process for manufacturing electrical coils and transformers
FR440056A
(en )
1912-07-01
Insulator for electrical conductors
FR17543E
(en )
1913-10-02
Electric furnace alternator
FR449580A
(en )
1913-03-03
Bushing electrical insulator
DK20202C
(en )
1915-05-31
Method for Manufacturing Electrical Insulators.
CH73238A
(en )
1916-09-16
Coil for electrical apparatus and process for its establishment
CH78330A
(en )
1918-07-16
Coil for electrical apparatus and process for its establishment
CH69549A
(en )
1915-07-01
Electrical insulator
CH75191A
(en )
1917-11-16
Machine for the production of electric current
CA172812A
(en )
1916-10-31
Method of insulating small conductors