FR42669E - Cellule photoélectrique - Google Patents

Cellule photoélectrique

Info

Publication number
FR42669E
FR42669E FR42669DA FR42669E FR 42669 E FR42669 E FR 42669E FR 42669D A FR42669D A FR 42669DA FR 42669 E FR42669 E FR 42669E
Authority
FR
France
Prior art keywords
photoelectric cell
photoelectric
cell
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)
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 FR42669E publication Critical patent/FR42669E/fr
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
FR42669D 1932-11-19 1932-11-19 Cellule photoélectrique Expired FR42669E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR42669T 1932-11-19

Publications (1)

Publication Number Publication Date
FR42669E true FR42669E (fr) 1933-09-01

Family

ID=8678712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR42669D Expired FR42669E (fr) 1932-11-19 1932-11-19 Cellule photoélectrique

Country Status (1)

Country Link
FR (1) FR42669E (fr)

Similar Documents

Publication Publication Date Title
FR752138A (fr) Photomètre photoélectrique
FR723393A (fr) Cellule photoélectrique
FR724155A (fr) Cellule photoélectrique
FR764750A (fr) Cellule photo-électrique
FR42669E (fr) Cellule photoélectrique
FR830081A (fr) Cellule téléhydraulique amovible
FR726622A (fr) Cellule photoélectrique
FR786412A (fr) Cellule photoélectrique
FR820109A (fr) Cellule photo-électrique
FR758703A (fr) Barrage
FR40986E (fr) Cellule photo-électrique
AT139765B (de) Photoelektrische Zelle.
FR809247A (fr) Cellule photoélectrique
FR808952A (fr) Cellule photoélectrique
FR767297A (fr) Cellule photoélectrique
FR814514A (fr) Cellule photoélectrique
FR734684A (fr) Aréomètre compensé
FR729752A (fr) Strapontin perfectionné
FR712205A (fr) Cellule photo-électrique
FR39749E (fr) Cellule photoélectrique
FR723373A (fr) Cellule photoélectrique
FR723305A (fr) Cellule photoélectrique
FR709271A (fr) Cellule photo-électrique
FR752074A (fr) Bidon
FR754606A (fr) Construction