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Individual
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Individual
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Priority to ES347004ApriorityCriticalpatent/ES347004A3/en
Publication of ES347004A3publicationCriticalpatent/ES347004A3/en
Improvements in the switching devices, characterized in that one of the ends of the complement part of the induction coil has a retaining spring that keeps it separate from the coil, in rest position, presenting at its other end a extension capable of exerting a pressure when the center piece is attracted by the coil. (Machine-translation by Google Translate, not legally binding)
ES347004A1967-11-101967-11-10Improvements in the switching devices. (Machine-translation by Google Translate, not legally binding)
ExpiredES347004A3
(en)