ES55679A1 -
An improved method and corresponding device for producing electrical currents applicable to radiotelegraphy and other uses.
- Google Patents
An improved method and corresponding device for producing electrical currents applicable to radiotelegraphy and other uses.
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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Individual
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Individual
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Priority to ES55679ApriorityCriticalpatent/ES55679A1/en
Publication of ES55679A1publicationCriticalpatent/ES55679A1/en
ES55679A1913-05-281913-05-28
An improved method and corresponding device for producing electrical currents applicable to radiotelegraphy and other uses.
ExpiredES55679A1
(en)