Catheter for nasotracheal aspiration of uncontaminated sputum specimens

University of Texas System

University: University of Texas System
Assignee: Board Of Regents, The University Of Texas System
Inventor: Nancy E. Anthracite
Priority date: August 29, 1980
Filing date: August 29, 1980
Grant date: May 18, 1982
Publication date: May 18, 1982
Language: en
PDF source: https://patentimages.storage.googleapis.com/9f/f8/5f/bd10bc49f6b539/US4329995.pdf
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