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Individual
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Individual
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Priority to ES0258401ApriorityCriticalpatent/ES258401A3/en
Publication of ES258401A3publicationCriticalpatent/ES258401A3/en
Improvements in the flame heating devices, characterized by the incorporation of a pilot valve that allows the passage of a minimum flow of gas strictly sufficient to maintain the ignition of the welder during the intermediate stages between each active operation, acting said valve in the form complementary, although of government and independent action, supplying the flow of gas in the welder to feed it in its active phases, which has two positions of which, in the opening is maintained by a self-locking device. (Machine-translation by Google Translate, not legally binding)
ES0258401A1960-05-271960-05-27Improvements in the flame caldeo welding devices (Machine-translation by Google Translate, not legally binding)
ExpiredES258401A3
(en)
Improved perfections in gas heated appliances, particularly provided with electric control. (Machine-translation by Google Translate, not legally binding)
Safety device for the service of combustible gas bombons, in relation to their general valve (Machine-translation by Google Translate, not legally binding)