AU422239A - Improvements in sources of light comprising both an electric discharge tube andan incandescent filament - Google Patents

Improvements in sources of light comprising both an electric discharge tube andan incandescent filament

Info

Publication number
AU422239A
AU422239A AU4222/39A AU422239A AU422239A AU 422239 A AU422239 A AU 422239A AU 4222/39 A AU4222/39 A AU 4222/39A AU 422239 A AU422239 A AU 422239A AU 422239 A AU422239 A AU 422239A
Authority
AU
Australia
Prior art keywords
sources
light
discharge tube
electric discharge
incandescent filament
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU4222/39A
Other versions
AU111030B2 (en
Inventor
and Dr. Hans Joncke Dr. Martin Reger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of AU422239A publication Critical patent/AU422239A/en
Publication of AU111030B2 publication Critical patent/AU111030B2/en
Expired legal-status Critical Current

Links

AU4222/39A 1939-09-08 Improvements in sources of light comprising both an electric discharge tube andan incandescent filament Expired AU111030B2 (en)

Publications (2)

Publication Number Publication Date
AU422239A true AU422239A (en) 1940-07-25
AU111030B2 AU111030B2 (en) 1940-07-25

Family

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