|
DK3453C
(da)
|
|
Elektrisk Glødelampe med et ved Kultraadens Varmevirkning frembragt Tryk af Dampe i Glasbeholderen.
|
|
AU370205B
(en)
|
|
Improvements in vapor lamps
|
|
AU120204B
(en)
|
|
Improvements in burners for incandescent gaslight or heating purposes
|
|
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
(es)
|
|
Mejoras en lámparas eléctricas de gas o de vapor.
|
|
AU450705B
(en)
|
|
Improvements in hydrocarbon vapour lamps, stoves andthe like
|
|
AU480905B
(en)
|
|
Improvements in incandescent vapour burners
|
|
AU370205A
(en)
|
|
Improvements in vapor lamps
|
|
ES25363A1
(es)
|
|
Mejoras en lámparas eléctricas de incandescencia.
|
|
GB190019794A
(en)
|
|
Means whereby the Light in Incandescent Gas Lamps may be Improved
|
|
GB190112259A
(en)
|
|
Improvements in Incandescent Gas Lamps.
|
|
GB189618391A
(en)
|
|
Improvements in Incandescence Burners for Vapour Lamps.
|
|
DK4034C
(da)
|
|
Fremgangsmaade til Regenerering af Kultraaden og Rensning af Glaspæren i elektriske Glødelamper.
|
|
DK2162C
(da)
|
|
Brænder for Glødelamper.
|
|
GB189903786A
(en)
|
|
Improvements in or connected with Electric Incandescent Lamps.
|
|
GB189619332A
(en)
|
|
Improvements in Vapour Burners for Heating Purposes.
|
|
AT25152B
(de)
|
|
Elektrische Vakuumdampflampe.
|
|
GB190018933A
(en)
|
|
Improvements in or connected with Gas Heating Appliances.
|
|
GB190019457A
(en)
|
|
Improvements in Chimney-raising Appliances for Lamps and Stoves.
|
|
AU58104B
(en)
|
|
Improvements in, orin connection with, incandescent vapour burners
|
|
GB190001133A
(en)
|
|
Improvements in or relating to Incandescent Electric Lamps.
|
|
DK19128C
(da)
|
|
Glødetraadsstativ til elektriske Glødelamper.
|
|
CH33507A
(de)
|
|
Elektrische Dampfbogenlampe
|