|
DK3453C
(en)
|
|
Electric incandescent lamp with a vapor pressure generated by the Heating Wire in the Glass Container.
|
|
AU370205B
(en)
|
|
Improvements in vapor lamps
|
|
AU120204A
(en)
|
|
Improvements in burners for incandescent gaslight or heating purposes
|
|
GB190023642A
(en)
|
|
Improvements in Appliances connected with Incandescent Gas Lighting Apparatus.
|
|
GB189903645A
(en)
|
|
Improvements in Incandescent Vapour Lamps.
|
|
ES31261A1
(en)
|
|
Improvements in electric gas or steam lamps.
|
|
AU450705B
(en)
|
|
Improvements in hydrocarbon vapour lamps, stoves andthe like
|
|
AU480905B
(en)
|
|
Improvements in incandescent vapour burners
|
|
AU370205A
(en)
|
|
Improvements in vapor lamps
|
|
ES25363A1
(en)
|
|
Improvements in electric incandescent lamps.
|
|
GB190019794A
(en)
|
|
Means whereby the Light in Incandescent Gas Lamps may be Improved
|
|
GB189618391A
(en)
|
|
Improvements in Incandescence Burners for Vapour Lamps.
|
|
DK4034C
(en)
|
|
Procedure for Regenerating the Wire and Cleaning the Glass Bulb in Electric Incandescent Lamps.
|
|
GB189903786A
(en)
|
|
Improvements in or connected with Electric Incandescent Lamps.
|
|
AT25152B
(en)
|
|
Electric vacuum vapor lamp.
|
|
GB190018933A
(en)
|
|
Improvements in or connected with Gas Heating Appliances.
|
|
AU58104B
(en)
|
|
Improvements in, orin connection with, incandescent vapour burners
|
|
DK19128C
(en)
|
|
Filament stand for electric incandescent lamps.
|
|
CH33507A
(en)
|
|
Electric vapor arc lamp
|
|
GB190119732A
(en)
|
|
A Vapour Burner or Stove applicable for Vaporizing Liquids or for other Heating Purposes or as a Footwarmer or Sad-iron
|
|
GB189406902A
(en)
|
|
Improvements in Glasses or Chimneys for Lamps or Burners for Lighting or Heating Purposes.
|
|
GB190001292A
(en)
|
|
Improvements in Gas Lamps for Lighting and Heating.
|
|
GB189617131A
(en)
|
|
Improvements in Incandescence Vapour Lamps.
|
|
DK1964C
(en)
|
|
Electric Incandescent.
|
|
CA87654A
(en)
|
|
Incandescent vapour burner
|