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Priority to ES0074634UpriorityCriticalpatent/ES74634Y/en
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Publication of ES74634YpublicationCriticalpatent/ES74634Y/en
Improved voltmeter, characterized by consisting of a box of insulating material, cylindrical in shape, which in its rear part has two series of grooves parallel to each other two to two, to allow the filling of the terminals and contact platelets. (Machine-translation by Google Translate, not legally binding)