|
DK1137C
(en)
|
|
Gas incandescent lamp with resilient gas supply pipe.
|
|
CH12828A
(en)
|
|
Gas incandescent lamp with springy gas supply pipe
|
|
CH13654A
(en)
|
|
Gas incandescent burner
|
|
CH13934A
(en)
|
|
Gas incandescent burner
|
|
CH240E
(en)
|
|
Gas incandescent burner
|
|
DK425C
(en)
|
|
Incandescent for Gas Lighting.
|
|
ES21454A1
(en)
|
|
Incandescent gas lighters improvements.
|
|
CH12773A
(en)
|
|
Gas incandescent burner
|
|
DK488C
(en)
|
|
Lamp for the Production and Combustion of Acetylene Gas.
|
|
ES19059A1
(en)
|
|
Incandescent gas lamp improvements.
|
|
DK1382C
(en)
|
|
Incandescent lamps for Gas incandescent lamps.
|
|
DK1077C
(en)
|
|
Gas burner for Incandescent.
|
|
CH16326A
(en)
|
|
Acetylene gas incandescent lamp
|
|
CH252E
(en)
|
|
Acetylene gas incandescent lamp
|
|
CH267E
(en)
|
|
Acetylene gas incandescent lamp
|
|
DK1295C
(en)
|
|
Self-igniting embers for gas incandescent lamps.
|
|
GB189619167A
(en)
|
|
Improvements in Devices for Facilitating the Lighting of Gas Burners.
|
|
GB189617958A
(en)
|
|
Improvements in or connected with Burners for Use in Gas Lighting.
|
|
DK729C
(en)
|
|
Lamp with steam burner.
|
|
DK710C
(en)
|
|
Petroleum incandescent lamps.
|
|
CH15304A
(en)
|
|
Oil gas incandescent lamp
|
|
CH18080A
(en)
|
|
Gas incandescent lamp
|
|
CH15305A
(en)
|
|
Burners for incandescent lamps
|
|
CH15658A
(en)
|
|
Acetylene gas generator with lamp
|
|
CH15083A
(en)
|
|
Acetylene gas lamp
|