FR534433A - Manufacturing process of regenerated incandescent electric lamps - Google Patents

Manufacturing process of regenerated incandescent electric lamps

Info

Publication number
FR534433A
FR534433A FR534433DA FR534433A FR 534433 A FR534433 A FR 534433A FR 534433D A FR534433D A FR 534433DA FR 534433 A FR534433 A FR 534433A
Authority
FR
France
Prior art keywords
regenerated
manufacturing process
electric lamps
incandescent electric
incandescent
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)
Inventor
Franz Voglhut
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 filed Critical
Application granted granted Critical
Publication of FR534433A publication Critical patent/FR534433A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/30—Repairing or regenerating used or defective lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
FR534433D 1919-10-17 1920-10-16 Manufacturing process of regenerated incandescent electric lamps Expired FR534433A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE534433X 1919-10-17

Publications (1)

Publication Number Publication Date
FR534433A true FR534433A (en) 1922-03-25

Family

ID=6556464

Family Applications (1)

Application Number Title Priority Date Filing Date
FR534433D Expired FR534433A (en) 1919-10-17 1920-10-16 Manufacturing process of regenerated incandescent electric lamps

Country Status (3)

Country Link
CH (1) CH90020A (en)
FR (1) FR534433A (en)
GB (1) GB152652A (en)

Also Published As

Publication number Publication date
GB152652A (en) 1921-12-22
CH90020A (en) 1921-07-16

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