FR573024A - Improvements made to electric discharge tubes - Google Patents

Improvements made to electric discharge tubes

Info

Publication number
FR573024A
FR573024A FR573024DA FR573024A FR 573024 A FR573024 A FR 573024A FR 573024D A FR573024D A FR 573024DA FR 573024 A FR573024 A FR 573024A
Authority
FR
France
Prior art keywords
electric discharge
improvements made
discharge tubes
tubes
electric
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
Other languages
French (fr)
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
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR573024A publication Critical patent/FR573024A/en
Expired legal-status Critical Current

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
    • H01J9/385—Exhausting vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Gas-Filled Discharge Tubes (AREA)
FR573024D 1923-08-14 1923-11-09 Improvements made to electric discharge tubes Expired FR573024A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL220620X 1923-08-14

Publications (1)

Publication Number Publication Date
FR573024A true FR573024A (en) 1924-06-17

Family

ID=19779331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR573024D Expired FR573024A (en) 1923-08-14 1923-11-09 Improvements made to electric discharge tubes

Country Status (3)

Country Link
FR (1) FR573024A (en)
GB (1) GB220620A (en)
NL (1) NL14961C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4330692C2 (en) * 1993-09-10 2002-06-20 Siemens Restraint Systems Gmbh Covering the outlet opening for the airbag of an airbag impact protection unit installed behind the interior lining of a motor vehicle

Also Published As

Publication number Publication date
NL14961C (en)
GB220620A (en) 1925-04-16

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