DK13362C
(en )
1910-06-27
Device for electric metal wire lamps with reflector.
CA161901A
(en )
1915-04-13
Metal filament for electric lamps
DK28493C
(en )
1921-09-26
Method and apparatus for evacuating electric filament lamps and filament lamp suitable for the procedure and method and apparatus for its manufacture.
DK20159C
(en )
1915-05-10
Procedure for Repairing Burnt Out Electric Light Bulbs.
DK26015C
(en )
1920-05-25
Machine for cutting electric light bulbs and the like.
DK19128C
(en )
1914-08-17
Filament stand for electric incandescent lamps.
CA165409A
(en )
1915-10-12
Device for manipulating electric light bulbs
ES51368A1
(en )
1911-12-16
A procedure for repairing metal filament electric lamps.
DK18758C
(en )
1914-05-04
Device for lighting lamps.
FR415875A
(en )
1910-10-06
Metal filament for electric lamps
ES54751A1
(en )
1913-03-16
A method of clamping the filament in electric metal filament lamps.
DK19111C
(en )
1914-08-10
Device by Incandescent lamps.
DK17329C
(en )
1913-05-19
Wire stand for electric light bulbs.
CA162422A
(en )
1915-05-04
Flash light apparatus
ES57136A1
(en )
1914-03-01
A procedure for repairing metallic filament electric incandescent lamps.
DK18397C
(en )
1914-01-26
Replacement resistance for electric lamps.
DK14320C
(en )
1911-03-06
Procedure for the manufacture of electric incandescent lamps.
DK14426C
(en )
1911-04-03
Device for electric arc lamps.
ES57896A1
(en )
1914-05-16
An installer lamp holder.
ES59470A2
(en )
1915-05-01
An installer lamp holder.
GB191326657A
(en )
1914-09-17
An Improved Shade Holder for Incandescent Electric Lamps.
FR474334A
(en )
1915-02-17
Support for electric lamps
DK21131C
(en )
1916-04-03
Electric incandescent lamp with tungsten or other heavy metal.
ES58888A1
(en )
1914-09-01
An incandescent filament for lamps or electric lights.
GB191017902A
(en )
1911-07-27
An Adjustable Reflector or Screen of Metal, or other Material, for use with Electric or other Form of Artificial Light.