ES55761A3
(en )
1913-08-01
An electric incandescent lamp.
ES55068A3
(en )
1913-05-01
Improvements in electric incandescent lamps.
GB191326657A
(en )
1914-09-17
An Improved Shade Holder for Incandescent Electric Lamps.
GB191310892A
(en )
1914-04-23
Means for Improving the Illuminating Effect of Incandescent Electric Lamps.
CH64570A
(en )
1914-04-16
Equivalent resistor for electric lamps
ES56520A1
(en )
1913-11-16
Metallic filament electric lamp.
ES52980A1
(en )
1912-07-16
Improvements in incandescent electric lamps.
ES54339A1
(en )
1913-01-01
Improvements in electric incandescent lamps.
CH73036A
(en )
1917-07-01
Socket for electric lamps
GB191109806A
(en )
1911-10-26
Improved Reflectors for Incandescent Electric Lamps.
ES56935A3
(en )
1914-02-16
Improvements in incandescent lighting installations.
ES59470A2
(en )
1915-05-01
An installer lamp holder.
ES57896A1
(en )
1914-05-16
An installer lamp holder.
AT75639B
(en )
1919-02-25
Reflector for incandescent lamps.
CA143990A
(en )
1912-11-12
Electric arc lamp for search lights, etc.
ES61763A1
(en )
1916-05-01
An electric lamp holder.
ES60540A3
(en )
1915-08-16
Incandescent lamp holder.
AT57834B
(en )
1913-02-25
Bell for lamps and other lighting fixtures.
ES48993A1
(en )
1910-12-01
Improvements in metallic filament incandescent electric lamps.
CH69559A
(en )
1915-07-01
Cup holder on electric lamps
ES59744A3
(en )
1915-03-16
An apparatus or metallic shorts for the adaptation of electric incandescent lamps to the lamp holders.
DK28850C
(en )
1921-11-21
Lamp arm for electric Lamps.
ES55455A1
(en )
1913-06-16
An electric lamp.
ES61629A2
(en )
1916-03-01
An installer lamp holder.
ES62285A2
(en )
1916-06-01
An installer lamp holder.