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CA392675A - Secondary electron discharge device - Google Patents

Secondary electron discharge device

Info

Publication number
CA392675A
CA392675A CA392675A CA392675DA CA392675A CA 392675 A CA392675 A CA 392675A CA 392675 A CA392675 A CA 392675A CA 392675D A CA392675D A CA 392675DA CA 392675 A CA392675 A CA 392675A
Authority
CA
Canada
Prior art keywords
discharge device
secondary electron
electron discharge
electron
discharge
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
CA392675A
Other languages
French (fr)
Inventor
H. Lopp Edmund
J. W. M. Van Overbeek Adrianus
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 CA392675A publication Critical patent/CA392675A/en
Expired legal-status Critical Current

Links

CA392675A Secondary electron discharge device Expired CA392675A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA392675T

Publications (1)

Publication Number Publication Date
CA392675A true CA392675A (en) 1940-11-19

Family

ID=35400196

Family Applications (1)

Application Number Title Priority Date Filing Date
CA392675A Expired CA392675A (en) Secondary electron discharge device

Country Status (1)

Country Link
CA (1) CA392675A (en)

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