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FR693396A - Cellules photoélectriques - Google Patents

Cellules photoélectriques

Info

Publication number
FR693396A
FR693396A FR693396DA FR693396A FR 693396 A FR693396 A FR 693396A FR 693396D A FR693396D A FR 693396DA FR 693396 A FR693396 A FR 693396A
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
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR693396A publication Critical patent/FR693396A/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
    • H01J40/06—Photo-emissive cathodes
FR693396D 1929-04-06 1930-04-05 Cellules photoélectriques Expired FR693396A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US693396XA 1929-04-06 1929-04-06

Publications (1)

Publication Number Publication Date
FR693396A true FR693396A (fr) 1930-11-19

Family

ID=22088302

Family Applications (1)

Application Number Title Priority Date Filing Date
FR693396D Expired FR693396A (fr) 1929-04-06 1930-04-05 Cellules photoélectriques

Country Status (1)

Country Link
FR (1) FR693396A (fr)

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