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.)
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
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 Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Application grantedgrantedCritical
Publication of FR52750EpublicationCriticalpatent/FR52750E/en
G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R19/18—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR52750D1943-02-101943-02-10
DC voltage measuring device
ExpiredFR52750E
(en)