4. Surgery
  5. Respiratory method or device
  6. Means for supplying respiratory gas under positive pressure

Jeff B. Ratner

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Cardiac pulmonary resuscitator apparatus valve with integral air

Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent

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Hyper inflation bag attached to a manometer

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Weight – force or density
Design Patent

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Profile ID: LFUS-PAI-P-259291

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