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.)
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Daystrom Inc
Original Assignee
Daystrom Inc
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Publication date
Application filed by Daystrom IncfiledCriticalDaystrom Inc
Priority to FR6861ApriorityCriticalpatent/FR1258858A/fr
Application grantedgrantedCritical
Publication of FR1258858ApublicationCriticalpatent/FR1258858A/fr
G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01R31/24—Testing of discharge tubes
G01R31/25—Testing of vacuum tubes
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR6861A1960-02-221960-02-22Appareil d'essai pour tubes électroniques
ExpiredFR1258858A
(fr)