TREA

where the valve comprises venting channels

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Industry

  • CPC
  • A61M2039/266
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Parent Industries

AHUMAN NECESSITIES A61Medical science A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR

Current Industry

A61M2039/266where the valve comprises venting channels
Industries