8/6/2023 0 Comments Flutter valve treatment![]() ![]() 210000003281 Pleural Cavity Anatomy 0.000 title description 64.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 Jr Paul A Thomas filed Critical Jr Paul A Thomas Priority to US665364A priority Critical patent/US2867213A/en Application granted granted Critical Publication of US2867213A publication Critical patent/US2867213A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US665364A Inventor Jr Paul A Thomas Original Assignee Jr Paul A Thomas Priority date (The priority date is an assumption and is not a legal conclusion. Google Patents Flutter valve for drainage of the pleural cavityÄownload PDF Info Publication number US2867213A US2867213A US665364A US66536457A US2867213A US 2867213 A US2867213 A US 2867213A US 665364 A US665364 A US 665364A US 66536457 A US66536457 A US 66536457A US 2867213 A US2867213 A US 2867213A Authority US United States Prior art keywords pleural cavity catheter drainage valve valve means Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US2867213A - Flutter valve for drainage of the pleural cavity US2867213A - Flutter valve for drainage of the pleural cavity
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