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COM WITTY S L
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COM WITTY S L
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Priority to ES0079626UpriorityCriticalpatent/ES79626U/en
Publication of ES79626UpublicationCriticalpatent/ES79626U/en
Improved pneumatic pump consisting of a pump constituted by a flexible tubular body disposed between two rigid covers whose lower cover is perforated and covered by an elastic sheet of generally discoid shape with the free edges and held by its central part arranged on a series of orifices carved in the material that forms the lid. (Machine-translation by Google Translate, not legally binding)
ES0079626U1960-03-211960-03-21Improved pneumatic pump (Machine-translation by Google Translate, not legally binding)
PendingES79626U
(en)