Search Results for: Oxygen therapy apparatus
(class / ) acidity, basicity or neutralization number (class / ) oxygen demand (e.g., bod, tod, cod, etc.)
(class / ) biological cellular material tested (class / ) cancer (class / ) pregnancy or ovulation (class / ) hemoglobin, myoglobin, or occult blood (class / ) glycosylated hemoglobin (class / ) blood gas (e.g., oxygen, carbon dioxide, blood, ph, etc.)...
https://patents.justia.com/patents-by-us-classification/436