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Application filed by Ezechiel WeintraubfiledCriticalEzechiel Weintraub
Publication of CH30003ApublicationCriticalpatent/CH30003A/en
CH30003A1903-09-141903-09-14
Apparatus in which an alternating current source can produce rectified current and electric light at the same time
CH30003A
(en)
Device and method for generating a region without a magnetic field, surrounded by a region with a magnetic field strength, axle counter and lugs with such a device
Device for converting direct current into alternating current and vice versa, with electromagnetic changeover switch and thus magnetically linked transformer