CH7063A
(en )
1894-01-31
Lighting system with incandescent lamps with multiple filaments
CH7062A
(en )
1894-01-31
Electric filament lamp with multiple filaments
US500053A
(en )
1893-06-20
Incandescent electric lamp
CA44409A
(en )
1893-10-05
Incandescent lamp
CH6250A
(en )
1893-07-31
Electric light bulb with replacement filaments
CH6362A
(en )
1893-08-15
Electric light bulb with replacement filaments
CH9020A
(en )
1895-03-15
Multiple filament incandescent lamp system
CH30394A
(en )
1904-12-15
Incandescent lamp with metal filaments
GB189325087A
(en )
1894-11-03
Improvements in Lamps for Overhead Lighting.
ES14684A1
(en )
1893-08-16
Improvements in incandescent electric lamps.
ES14074A1
(en )
1893-02-01
An incandescent electric lamp with replacement incandescent wires.
CA43781A
(en )
1893-07-29
Incandescent lamp socket
ES17937A1
(en )
1895-11-01
Incandescent lamp improvements.
GB189320887A
(en )
1894-04-28
Improvements in Incandescent Lamps.
GB189516272A
(en )
1896-07-25
Lamp for the Production of Spirit-gas Incandescent Light, with Lighting and Extinguishing Contrivance.
CH10400A
(en )
1895-12-15
Electric light bulb with replacement filaments
CH5446A
(en )
1892-12-31
Improved incandescent lamp
CA43121A
(en )
1893-06-03
Incandescent electric lamp
CH7630A
(en )
1894-05-31
Light reflector for lamps
CA39936A
(en )
1892-08-20
Incandescent lamp
ES19346A1
(en )
1896-08-16
Incandescent lamp improvements.
CH12348A
(en )
1896-11-30
Incandescent bulb
GB189323087A
(en )
1894-01-06
An Improvement connected with Lamp Shades.
ES19214A1
(en )
1896-08-01
Incandescent electric lamp bulbs improvements.
DK710C
(en )
1896-09-07
Petroleum incandescent lamps.