DK29764C
(en )
1922-06-19
Device for Releasing Electrons.
DK28442C
(en )
1921-09-19
Procedure for Renewal of the Incandescent in Electric Metal Wire Lamps.
DK26494C
(en )
1920-08-23
Shade holder for electric lamps.
DK25290C
(en )
1919-12-08
Procedure for Connecting Electrical Wires.
CH94116A
(en )
1922-04-01
Electric flashlight.
DK26946C
(en )
1920-11-29
Clamp for Connecting Electrical Wires.
DK26288C
(en )
1920-07-19
Holder for electric lamps.
DK33271C
(en )
1924-05-26
Procedure for the manufacture of electric incandescent lamps.
DK30651C
(en )
1922-11-13
Procedure for Repairing Electric Light Bulbs.
DK28117C
(en )
1921-08-01
Procedure for Repairing Electric Light Bulbs.
DK26453C
(en )
1920-08-16
Pendant lamp for electric lighting.
ES69713A1
(en )
1919-06-01
An electric iron soldering iron.
FR494974A
(en )
1919-09-25
Socket for incandescent electric lamps
FR527449A
(en )
1921-10-25
Socket for incandescent electric lamps
ES70039A1
(en )
1919-07-16
An electric lamp for cycles.
DK24477C
(en )
1919-05-05
Electric Table Lamp.
DK24597C
(en )
1919-06-02
Combined socket and shade holder for electric lamps.
DK33743C
(en )
1924-10-06
Method and device for forming metal wires for electric incandescent lamps.
DK24832C
(en )
1919-08-11
Electric Hand Lamp.
DK27173C
(en )
1921-02-14
Device for automatic connection of an electric circuit, especially for stair lighting systems.
ES71412A1
(en )
1919-12-31
An electric heating device.
FR511092A
(en )
1920-12-16
Device for placing the metal wire on a support for electric lamps
DK24522C
(en )
1919-05-12
Device for waterproof electric lamps.
DK32257C
(en )
1923-09-10
Device for the manufacture of electric light bulbs.
ES70511A1
(en )
1919-09-16
An incandescent daylight lamp.