AT188404B - Process for the production of a hot cathode for electron tubes - Google Patents

Process for the production of a hot cathode for electron tubes

Info

Publication number
AT188404B
AT188404B AT188404DA AT188404B AT 188404 B AT188404 B AT 188404B AT 188404D A AT188404D A AT 188404DA AT 188404 B AT188404 B AT 188404B
Authority
AT
Austria
Prior art keywords
production
hot cathode
electron tubes
tubes
electron
Prior art date
Application number
Other languages
German (de)
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Application granted granted Critical
Publication of AT188404B publication Critical patent/AT188404B/en

Links

AT188404D 1954-09-08 1955-09-03 Process for the production of a hot cathode for electron tubes AT188404B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH188404X 1954-09-08

Publications (1)

Publication Number Publication Date
AT188404B true AT188404B (en) 1957-01-25

Family

ID=4435610

Family Applications (1)

Application Number Title Priority Date Filing Date
AT188404D AT188404B (en) 1954-09-08 1955-09-03 Process for the production of a hot cathode for electron tubes

Country Status (1)

Country Link
AT (1) AT188404B (en)

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