NL40547C - - Google Patents

Info

Publication number
NL40547C
NL40547C NL40547DA NL40547C NL 40547 C NL40547 C NL 40547C NL 40547D A NL40547D A NL 40547DA NL 40547 C NL40547 C NL 40547C
Authority
NL
Netherlands
Application number
Priority date (The priority date 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 date listed.)
Publication of NL40547C publication Critical patent/NL40547C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • H01J9/395—Filling vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Separation By Low-Temperature Treatments (AREA)
NL40547D 1934-04-23 NL40547C (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR785140T 1934-04-23

Publications (1)

Publication Number Publication Date
NL40547C true NL40547C (ja)

Family

ID=9217673

Family Applications (1)

Application Number Title Priority Date Filing Date
NL40547D NL40547C (ja) 1934-04-23

Country Status (4)

Country Link
DE (1) DE647199C (ja)
FR (1) FR785140A (ja)
GB (1) GB420877A (ja)
NL (1) NL40547C (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5789847A (en) * 1994-09-09 1998-08-04 Philips Electronics North America Corporation High efficiency sealed beam reflector lamp with reflective surface of heat treated silver
GB0506076D0 (en) * 2005-03-24 2005-05-04 Boc Group Plc Method of suppressing contamination of a noble gas

Also Published As

Publication number Publication date
GB420877A (en) 1934-12-10
FR785140A (fr) 1935-08-02
DE647199C (ja)

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