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DK15074C
(en)
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Burning down Gas incandescent lamp.
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DK14553C
(en)
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Gas incandescent burner.
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|
CH55825A
(en)
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|
Gas incandescent lamp
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|
FR437735A
(en)
|
|
Incandescent lamps
|
|
CH57638A
(en)
|
|
Incandescent lamp
|
|
DK14070C
(en)
|
|
Burner device for down-burning gas incandescent lamps with chimney.
|
|
DK14069C
(en)
|
|
Air gas lamp for generating incandescent light.
|
|
DK21309C
(en)
|
|
Air gas lamp for incandescent light.
|
|
DK16162C
(en)
|
|
Gas lamp lights.
|
|
CH52833A
(en)
|
|
Gas incandescent burner
|
|
DK14962C
(en)
|
|
Spirit lamp with downward-facing incandescent burner.
|
|
DK14254C
(en)
|
|
Gas incandescent lamp that burns under normal gas pressure.
|
|
DK14178C
(en)
|
|
Burning down Pressure gas or compressed air incandescent lamp.
|
|
DK9137C
(en)
|
|
Burning down Gas incandescent lamp.
|
|
DK20575C
(en)
|
|
Petroleum incandescent lamp.
|
|
CH50276A
(en)
|
|
Incandescent gas lamp burning under normal gas pressure
|
|
AT52233B
(en)
|
|
Air gas lamp.
|
|
DK13149C
(en)
|
|
Downward-facing Gas Bulb.
|
|
ES50246A1
(en)
|
|
Improvements in acetylene gas lamps.
|
|
AT82954B
(en)
|
|
High pressure invert gas incandescent lamp.
|
|
CA135086A
(en)
|
|
Incandescent vapour burning lamp
|
|
ES60083A1
(en)
|
|
A gas lamp with a suspended incandescent lighter.
|
|
DK28628C
(en)
|
|
Socket for Incandescent lamps.
|
|
FR429980A
(en)
|
|
Incandescent petroleum burner, with wick
|
|
ES48913A2
(en)
|
|
Incandescent gas burner improvements.
|