AT191519B - Process for the production of an indirectly heatable cathode for electrical discharge tubes - Google Patents

Process for the production of an indirectly heatable cathode for electrical discharge tubes

Info

Publication number
AT191519B
AT191519B AT191519DA AT191519B AT 191519 B AT191519 B AT 191519B AT 191519D A AT191519D A AT 191519DA AT 191519 B AT191519 B AT 191519B
Authority
AT
Austria
Prior art keywords
production
electrical discharge
discharge tubes
indirectly heatable
heatable cathode
Prior art date
Application number
Other languages
German (de)
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
Application granted granted Critical
Publication of AT191519B publication Critical patent/AT191519B/en

Links

AT191519D 1955-02-09 1956-02-06 Process for the production of an indirectly heatable cathode for electrical discharge tubes AT191519B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL191519X 1955-02-09

Publications (1)

Publication Number Publication Date
AT191519B true AT191519B (en) 1957-08-26

Family

ID=19777901

Family Applications (1)

Application Number Title Priority Date Filing Date
AT191519D AT191519B (en) 1955-02-09 1956-02-06 Process for the production of an indirectly heatable cathode for electrical discharge tubes

Country Status (1)

Country Link
AT (1) AT191519B (en)

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