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CA388841A - Lampe photoelectrique - Google Patents

Lampe photoelectrique

Info

Publication number
CA388841A
CA388841A CA388841A CA388841DA CA388841A CA 388841 A CA388841 A CA 388841A CA 388841 A CA388841 A CA 388841A CA 388841D A CA388841D A CA 388841DA CA 388841 A CA388841 A CA 388841A
Authority
CA
Canada
Prior art keywords
phototube
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
CA388841A
Other languages
English (en)
Inventor
Cornelis Teves Marten
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
Publication date
Application granted granted Critical
Publication of CA388841A publication Critical patent/CA388841A/fr
Expired legal-status Critical Current

Links

CA388841A Lampe photoelectrique Expired CA388841A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA388841T

Publications (1)

Publication Number Publication Date
CA388841A true CA388841A (fr) 1940-05-21

Family

ID=35396463

Family Applications (1)

Application Number Title Priority Date Filing Date
CA388841A Expired CA388841A (fr) Lampe photoelectrique

Country Status (1)

Country Link
CA (1) CA388841A (fr)

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