CH10892A
(en )
1896-02-29
Innovation in the association of base and bulb in incandescent lamps
CH12348A
(en )
1896-11-30
Incandescent bulb
CH11792A
(en )
1896-08-15
Incandescent lamp
FR336181A
(en )
1904-03-01
New kind of electromotor with incandescent lamp base
CH10555A
(en )
1895-12-31
New incandescent electric lamp
GB189518342A
(en )
1896-08-01
Improvements in Lamp or Candle Shades and Reflectors.
CH12346A
(en )
1896-11-30
Incandescent lamp with metal covering
CH41059A
(en )
1908-09-16
Electric incandescent lamp for direct and indirect lighting
CH27096A
(en )
1903-11-30
Base for fuses and light bulbs
FR331034A
(en )
1903-08-29
Further development in the manufacture of incandescent lamps
FR323445A
(en )
1903-03-06
Improvements in the construction of electric incandescent lamps
GB189523943A
(en )
1896-10-17
Improvements in the Lighting of Streets and the like by Incandescent Electric Lamps.
CH16227A
(en )
1898-10-15
Incandescent lamp with socket
CH15470A
(en )
1898-06-15
Incandescent lighting fixture
CH377A
(en )
1889-03-19
Innovation in the attachment of the carbon filaments to the platinum wire in incandescent lamps
CH23879A
(en )
1902-09-30
Incandescent fixture
FR352171A
(en )
1905-08-04
Incandescent lamp with metallic wires
FR355407A
(en )
1905-10-31
Incandescent electric lamp base
CH16542A
(en )
1899-02-28
Improved incandescent lamp
FR331350A
(en )
1903-09-04
Incandescent lamp
CH12117A
(en )
1896-10-15
Incandescent burner
CH13555A
(en )
1897-07-15
Kerosene incandescent lamp
DK3150C
(en )
1900-06-11
Lamp base for electric lamps with light body of conductors of second order.
CH8777A
(en )
1895-01-31
Innovation in electrical equipment for lighting and extinguishing incandescent glass lamps
CH30394A
(en )
1904-12-15
Incandescent lamp with metal filaments