4. Surgery
  5. Respiratory method or device
  6. Ozone or ion generation

Ward A. St. John

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Catamenial diaphragm with replaceable tampon

Surgery – Respiratory method or device – Ozone or ion generation
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Low velocity gas turbine with exhaust gas recycling

Power plants – Combustion products used as motive fluid – With exhaust treatment
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Profile ID: LFUS-PAI-P-871526

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