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TIMM SIEGFRIED
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TIMM SIEGFRIED
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Publication of ES320037A1publicationCriticalpatent/ES320037A1/en
Improvements in drain cleaners, characterized by a conical plug that fits the current drain of minimum size and is equipped with several conical widening rings, concentric to the plug, then by an elastic plate with fixed rear wall that can cover the overflow of a stack, a threaded stud that passes freely through the plate and the back wall, which stud has a hook-shaped or hammer-shaped head that can be inserted into the overflow, as well as a wing nut that press the head of the threaded stud, after turning 90º, against the elastic plate. (Machine-translation by Google Translate, not legally binding)
ES0320037A1964-11-271965-11-26Improvements in drain cleaners. (Machine-translation by Google Translate, not legally binding)
ExpiredES320037A1
(en)