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Individual
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Individual
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Priority to ES100760UpriorityCriticalpatent/ES100760U/en
Publication of ES100760UpublicationCriticalpatent/ES100760U/en
"PNEUMATIC PUMP OF MANUAL OPERATION", characterized by being constituted by a body of elastic material, hollow and of hemispherical shape, whose flat base is closed by a circular lid that is tightly hermetically, having been provided in this body a prismatic lateral projection on the that two valves are adjusted so that one acts as an admitter and the other as an ejector, when pressed on the dome of the hollow body, and the latter returns to its primitive form due to the same elasticity of its walls. (Machine-translation by Google Translate, not legally binding)
ES100760U1963-07-241963-07-24Manual operated pneumatic pump (Machine-translation by Google Translate, not legally binding)
PendingES100760U
(en)