FR710889A - Improvements to photoelectric cells - Google Patents

Improvements to photoelectric cells

Info

Publication number
FR710889A
FR710889A FR710889DA FR710889A FR 710889 A FR710889 A FR 710889A FR 710889D A FR710889D A FR 710889DA FR 710889 A FR710889 A FR 710889A
Authority
FR
France
Prior art keywords
photoelectric cells
photoelectric
cells
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
Filing date
Publication date
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR710889A publication Critical patent/FR710889A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
    • H01J40/02—Details
    • H01J40/04—Electrodes
FR710889D 1931-01-31 Improvements to photoelectric cells Expired FR710889A (en)

Publications (1)

Publication Number Publication Date
FR710889A true FR710889A (en) 1931-08-31

Family

ID=1544526

Family Applications (1)

Application Number Title Priority Date Filing Date
FR710889D Expired FR710889A (en) 1931-01-31 Improvements to photoelectric cells

Country Status (1)

Country Link
FR (1) FR710889A (en)

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