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Priority to ES0041594UpriorityCriticalpatent/ES41594Y/en
Publication of ES41594UpublicationCriticalpatent/ES41594U/en
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Publication of ES41594YpublicationCriticalpatent/ES41594Y/en
New hydraulic closing device applicable to all kinds of keys and faucets, characterized by having a molten synthetic or natural rubber bellows, between the spindle washer and the upper part of the closure, exerting a perfect seal when compressed, with absolute suppression of the press-tow. (Machine-translation by Google Translate, not legally binding)