CH37680A
(en )
1907-07-15
Advertising lamp with a translucent advertising strip circling around the light source
CH48404A
(en )
1910-10-17
Illumination lantern
CH39972A
(en )
1908-05-16
Light bulb fitting
CH40931A
(en )
1908-09-01
Device on arc lamps to change the light intensity in a certain direction
FR420239A
(en )
1911-01-25
Light diffuser
FI3539A
(en )
1908-12-22
Electric light bulbs with a metal light bulb
ES45824A1
(en )
1909-08-16
A night lamp.
FR408845A
(en )
1910-04-06
Lantern with two lights
AT31976B
(en )
1908-02-25
Flash or time light lamp.
CH32745A
(en )
1905-08-31
Billboard with transparent signs
ES46803A1
(en )
1910-02-01
Improved signs and flashing lights.
DK11960C
(en )
1909-03-22
Cone-shaped light reflector.
CH47710A
(en )
1910-08-01
Waterproof light bulb fitting
CH63697A
(en )
1914-02-16
Lamp envelope with a translucent reflector consisting of individual lamellas that hides the light source from the viewer
CH47682A
(en )
1910-07-16
Projector device with incandescent lamp
ES37033A1
(en )
1905-12-01
A billboard lighting system with electric incandescent lamps.
FR409474A
(en )
1910-04-23
Illuminated signs
FR362377A
(en )
1906-06-21
Lamp reflector
CH41060A
(en )
1908-09-16
Metal filament light bulb
CH44179A
(en )
1909-07-16
Metal filament light bulb
FR374825A
(en )
1907-06-24
Improvements to light signs
CH42405A
(en )
1909-02-01
Upright metal filament light bulb
CH75290A
(en )
1917-11-16
Opaque material plate with luminous signs
CH37527A
(en )
1907-06-15
Electric light bulb with a metallic filament
CH34677A
(en )
1906-05-15
Bulb for the light sources throwing the rays downwards