AU111525B2 - Improvements in or relating to electric incandescent lamps having an operating pressure exceeding 4 atm - Google Patents

Improvements in or relating to electric incandescent lamps having an operating pressure exceeding 4 atm

Info

Publication number
AU111525B2
AU111525B2 AU1051/39A AU105139A AU111525B2 AU 111525 B2 AU111525 B2 AU 111525B2 AU 1051/39 A AU1051/39 A AU 1051/39A AU 105139 A AU105139 A AU 105139A AU 111525 B2 AU111525 B2 AU 111525B2
Authority
AU
Australia
Prior art keywords
atm
relating
operating pressure
incandescent lamps
pressure exceeding
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
AU1051/39A
Other versions
AU105139A (en
Inventor
Holst Gilles
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU105139A publication Critical patent/AU105139A/en
Publication of AU111525B2 publication Critical patent/AU111525B2/en
Expired legal-status Critical Current

Links

AU1051/39A 1939-03-08 Improvements in or relating to electric incandescent lamps having an operating pressure exceeding 4 atm Expired AU111525B2 (en)

Publications (2)

Publication Number Publication Date
AU105139A AU105139A (en) 1939-03-15
AU111525B2 true AU111525B2 (en) 1939-03-15

Family

ID=

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