CH3632A
(en )
1892-02-15
Incandescent lamp for three-phase current
CH7241A
(en )
1894-02-15
Suspension device for electric light bulbs
CH11579A
(en )
1896-07-31
Floor lamp for electric incandescent light
CH11366A
(en )
1896-06-15
Ceiling lamp for electric car lighting
CH5668A
(en )
1893-02-15
Two-part holder for electric light bulbs
CH5446A
(en )
1892-12-31
Improved incandescent lamp
ES14074A1
(en )
1893-02-01
An incandescent electric lamp with replacement incandescent wires.
CH13070A
(en )
1897-04-30
Luminaries for electric light bulbs
CH4161A
(en )
1892-02-29
Wick carbon stick for electric arc lamps
CH10516A
(en )
1895-12-15
Electric arc lamp
CH6506A
(en )
1893-11-30
Advanced lamp holder for electric lamps
CH11584A
(en )
1896-08-31
Socket for electric light bulbs
CH2483A
(en )
1890-11-15
Automatic electrical lighting apparatus for medical purposes
CH6998A
(en )
1893-12-15
Advanced Incandescent Electric Lamp
CH6999A
(en )
1893-12-15
Advanced Incandescent Electric Lamp
CH5435A
(en )
1892-12-31
Improvement on incandescent lamps
CH4457A
(en )
1892-05-14
Hanging arch for lamps
ES13588A1
(en )
1892-09-01
Improvements introduced in electric incandescent lamps.
CH10555A
(en )
1895-12-31
New incandescent electric lamp
CA39814A
(en )
1892-08-12
Incandescent electric lamp
CA40095A
(en )
1892-08-26
Incandescent electric lamp
CH3289A
(en )
1891-08-31
Regenerative gas lamp
CH4260A
(en )
1892-05-14
Circuit for three-phase motors
CH8818A
(en )
1895-01-31
Improved shunt arc lamp for alternating current
CH3966A
(en )
1892-01-15
Further development in conductors for incandescent electric lamps