FR488418A - Perfectionnements aux lampes à arc - Google Patents

Perfectionnements aux lampes à arc

Info

Publication number
FR488418A
FR488418A FR488418DA FR488418A FR 488418 A FR488418 A FR 488418A FR 488418D A FR488418D A FR 488418DA FR 488418 A FR488418 A FR 488418A
Authority
FR
France
Prior art keywords
refinements
arc lamp
lamp
arc
lamp refinements
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
English (en)
Inventor
Helge Sven Albert Rydberg
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR488418A publication Critical patent/FR488418A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/0003—Electric arc lamps the arc being outside, in the open
    • H05B31/0009—Electric arc lamps the arc being outside, in the open with parallel or oblique disposition of the electrodes; Special form of the electrodes
FR488418D 1916-11-11 1918-01-02 Perfectionnements aux lampes à arc Expired FR488418A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE488418X 1916-11-11

Publications (1)

Publication Number Publication Date
FR488418A true FR488418A (fr) 1918-10-08

Family

ID=1524785

Family Applications (1)

Application Number Title Priority Date Filing Date
FR488418D Expired FR488418A (fr) 1916-11-11 1918-01-02 Perfectionnements aux lampes à arc

Country Status (1)

Country Link
FR (1) FR488418A (fr)

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