AT23766B
(en )
1906-04-10
Removable attachment for electric flashlights with colored glasses.
ES33775A1
(en )
1904-05-16
Improvements in electric incandescent lamps.
ES43717A3
(en )
1908-09-01
Improvements in electric incandescent lamps with metallic filaments.
DK7302C
(en )
1905-02-20
Electric Incandescent Light Bulb with Second Class Conductors.
ES42816A1
(en )
1908-04-01
Improvements in electric incandescent lamps.
DK12598C
(en )
1909-10-11
Procedure for annealing kit knots in electric incandescent lamps.
CH31375A
(en )
1905-03-31
Electric light bulb
ES63793A1
(en )
1917-02-16
New clay with open scissor set.
ES33445A1
(en )
1904-03-16
A new electric incandescent lamp.
ES61855A1
(en )
1916-04-01
Improvements in the plates heated by gas lighting.
CH37294A
(en )
1907-05-31
Electric light bulb with metal filaments
ES39723A1
(en )
1907-02-01
You improve the filaments of incandescent electric lamps.
AT23440B
(en )
1906-03-10
Electric light bulb with several threads to be used one after the other.
DK19694C
(en )
1915-01-11
Scissors with Electric Heating.
ES44453A2
(en )
1909-03-16
An incandescent electric lamp with elastically suspended metal filaments.
ES37086A1
(en )
1905-12-16
An electric incandescent lamp, with laminated tungsten bodies.
CH31976A
(en )
1905-05-31
Electric light bulb
ES33098A3
(en )
1904-02-16
Improvements in the manufacture of electric incandescent lamps.
CH68800A
(en )
1915-04-16
Workbench with hanging seat
CH46903A
(en )
1910-05-02
Electric metal filament light bulb with elastic support for the filament
ES45360A1
(en )
1909-06-01
Improvements introduced in acetylene lamps.
ES32862A1
(en )
1903-12-16
You improve the electric arc lamps.
CH30260A
(en )
1904-11-30
Electric incandescent lamp
ES34189A3
(en )
1904-07-16
Improvements in the manufacture of incandescent lamps.
ES57488A1
(en )
1914-04-01
An electric incandescent lamp whose filaments form letters or numbers.