Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PARDOS DE VAL TOMAS
Original Assignee
PARDOS DE VAL TOMAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by PARDOS DE VAL TOMASfiledCriticalPARDOS DE VAL TOMAS
Priority to ES0299546ApriorityCriticalpatent/ES299546A2/en
Publication of ES299546A2publicationCriticalpatent/ES299546A2/en
Improvements in the main patent No. 293,558 for "Improvements in insufflation pumps" characterized in that the hose connection handle is coupled at the opposite end to the union, a piece of cylindrical section, which has an axial through hole that undergoes a abrupt diametral narrowing forming step next to or close to the bottom of the same, this spheroid being and presenting on one side a window that is closed by a disk cover that is threaded; having on the opposite face another circular window, internally threaded to receive the other cooperating part. (Machine-translation by Google Translate, not legally binding)
ES0299546A1964-05-051964-05-05Improvements in insuffering pumps (Machine-translation by Google Translate, not legally binding)
ExpiredES299546A2
(en)