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FEREM
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FEREM
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Priority to ES446765ApriorityCriticalpatent/ES446765A3/en
Publication of ES446765A3publicationCriticalpatent/ES446765A3/en
A device for automatically opening an outlet opening, having a pivoting stopper permanently requested by means capable of opening it, characterized in that these means comprise at least one spring provided with a thermal protection lining that retards its heating in case of fire . (Machine-translation by Google Translate, not legally binding)
ES446765A1976-04-071976-04-07Automatic opening device for an output opening. (Machine-translation by Google Translate, not legally binding)
ExpiredES446765A3
(en)
A mechanism of protection for the insurance of a firearm provided by trigger and guardamonte. (Machine-translation by Google Translate, not legally binding)
Improvements in automatic apparatus against low temperatures, for agricultural, industrial and housing use. (Machine-translation by Google Translate, not legally binding)
Procedure and device for adjusting the amount of calorified energy changed between two independent fluids. (Machine-translation by Google Translate, not legally binding)
Safety device for catalytic oxidation heating appliances acting on the basis of eventual air pollution. (Machine-translation by Google Translate, not legally binding)