4. Gas and liquid contact apparatus
  5. Fluid distribution
  6. Pumping

Hans Heidolph

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Humidifier

Gas and liquid contact apparatus – Fluid distribution – Pumping
Patent

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Portable electric fan assembly

Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Continuous rotor oscillation
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Profile ID: LFUS-PAI-P-1269801

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