DK45331C - Photoelectric cell and method of its manufacture. - Google Patents

Photoelectric cell and method of its manufacture.

Info

Publication number
DK45331C
DK45331C DK45331DA DK45331C DK 45331 C DK45331 C DK 45331C DK 45331D A DK45331D A DK 45331DA DK 45331 C DK45331 C DK 45331C
Authority
DK
Denmark
Prior art keywords
manufacture
photoelectric cell
photoelectric
cell
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Priority claimed from DE1930N0140630 external-priority patent/DE680108C/en
Application granted granted Critical
Publication of DK45331C publication Critical patent/DK45331C/en

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
DK45331D 1929-05-16 1930-03-07 Photoelectric cell and method of its manufacture. DK45331C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL46329A NL27115C (en) 1929-05-16 1929-05-16
DE1930N0140630 DE680108C (en) 1930-12-07 1930-12-07 Photoelectric device
DE147067X 1931-11-20

Publications (1)

Publication Number Publication Date
DK45331C true DK45331C (en) 1932-02-29

Family

ID=34108259

Family Applications (2)

Application Number Title Priority Date Filing Date
DK45331D DK45331C (en) 1929-05-16 1930-03-07 Photoelectric cell and method of its manufacture.
DK46213D DK46213C (en) 1929-05-16 1931-11-12 Photoelectric cell and method of its manufacture.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK46213D DK46213C (en) 1929-05-16 1931-11-12 Photoelectric cell and method of its manufacture.

Country Status (6)

Country Link
AT (3) AT136262B (en)
CH (1) CH151489A (en)
DE (1) DE656524C (en)
DK (2) DK45331C (en)
GB (3) GB343930A (en)
NL (1) NL27115C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967684C (en) * 1938-12-15 1957-12-05 Cinema Television Ltd Process for the production of a photosensitive layer from an alkali metal and a metal forming an alloy therewith

Also Published As

Publication number Publication date
AT136262B (en) 1934-01-25
GB343930A (en) 1931-02-25
GB393418A (en) 1933-06-08
GB373867A (en) 1932-06-02
NL27115C (en) 1932-07-15
AT147067B (en) 1936-09-25
CH151489A (en) 1931-12-15
DK46213C (en) 1932-09-19
DE656524C (en) 1938-02-15
AT158211B (en) 1940-03-26

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