|
DK9785C
(en)
|
|
Self-regulating electric Arc lamp with Incandescent.
|
|
DK11739C
(en)
|
|
Electric Arc lamp with upward facing arc.
|
|
FR394085A
(en)
|
|
Detachable incandescent electric lamp
|
|
CH38864A
(en)
|
|
Electric arc lamp
|
|
CH40827A
(en)
|
|
Incandescent electric lamp, at least of the filaments
|
|
DK9336C
(en)
|
|
Metal filament for electric incandescent lamps.
|
|
ES41043A1
(en)
|
|
Improvements in incandescent electric lamps.
|
|
DK10559C
(en)
|
|
Electric Incandescent Lamp with Supported Metal Incandescent Wire.
|
|
ES36774A2
(en)
|
|
A new electric incandescent lamp.
|
|
CH42116A
(en)
|
|
Electric arc lamp
|
|
DK10089C
(en)
|
|
Three-phase arc lamp.
|
|
AT26207B
(en)
|
|
Arc lamp.
|
|
AT26206B
(en)
|
|
Arc lamp.
|
|
AT27630B
(en)
|
|
Arc lamp.
|
|
AT26204B
(en)
|
|
Arc lamp.
|
|
FR379134A
(en)
|
|
Improvements in incandescent electric lamps
|
|
FR382585A
(en)
|
|
Incandescent electric lamp
|
|
FR385580A
(en)
|
|
Incandescent electric lamp
|
|
AT26394B
(en)
|
|
Arc lamp with coal magazines.
|
|
AT32011B
(en)
|
|
Photographic lighting apparatus with several arc lamps.
|
|
FR378015A
(en)
|
|
Incandescent lamp
|
|
ES33445A1
(en)
|
|
A new electric incandescent lamp.
|
|
CH40541A
(en)
|
|
Kerosene incandescent lamp
|
|
FR383131A
(en)
|
|
Electric incandescent lamps with variable lighting power
|
|
DK12422C
(en)
|
|
Electric Arc lamp with parallel, equally fast burning Coal.
|