4. Surgery
  5. Respiratory method or device
  6. Means for removing substance from respiratory gas

Yonas Gebrewold

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Filtering face-piece respirator having nose clip molded into...

Surgery – Respiratory method or device – Means for removing substance from respiratory gas
Reexamination Certificate

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Grey respiratory mask having black lines of demarcation

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Article for the introduction – removal or collection of fluids
Design Patent

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Profile ID: LFUS-PAI-P-3325049

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