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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EXPLOTACIONES Y SUMINISTROS SL
Original Assignee
EXPLOTACIONES Y SUMINISTROS SL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EXPLOTACIONES Y SUMINISTROS SLfiledCriticalEXPLOTACIONES Y SUMINISTROS SL
Priority to ES0290376ApriorityCriticalpatent/ES290376A2/en
Publication of ES290376A2publicationCriticalpatent/ES290376A2/en
Investigating Or Analyzing Materials By The Use Of Electric Means
(AREA)
Abstract
Improvements introduced in the object of the main patent nº 274.208, granted on February 17, 1962, by: improvements in flammable gas detectors, characterized by intercalating in the circuit of the detector resistors, and in series with the Wheatstone bridge, a rheostat and bypass in the aforementioned circuit a voltmeter. (Machine-translation by Google Translate, not legally binding)
ES0290376A1963-07-271963-07-27Improvements in flammable gas detectors (Machine-translation by Google Translate, not legally binding)
ExpiredES290376A2
(en)
Procedure and non-destructive apparatus for measuring the resistivity of metal surfaces. (Machine-translation by Google Translate, not legally binding)
Procedure for measuring the time of duplication or reduction at half of a sensitively exponential variation magnitude (Machine-translation by Google Translate, not legally binding)
An apparatus to determine the average value of a variable electrical magnitude as a time function (Machine-translation by Google Translate, not legally binding)