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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Willot Cyprien Rene Joseph
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Willot Cyprien Rene Joseph
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Application filed by Willot Cyprien Rene JosephfiledCriticalWillot Cyprien Rene Joseph
Priority to ES15530ApriorityCriticalpatent/ES15530A1/en
Publication of ES15530A1publicationCriticalpatent/ES15530A1/en
ES15530A1894-02-261894-02-26
Polarized relay applicable to Morse, Hughes and Wheatstone transmission systems on submarine cables.
ExpiredES15530A1
(en)