4. Ventilation
  5. Having outlet airway
  6. With air pump

James McKenzie

Inventor

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Pyramidal photonic crystal light emitting device

Semiconductor device manufacturing: process – Making device or circuit responsive to nonelectrical signal – Responsive to electromagnetic radiation
Reexamination Certificate

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System for exhausting smoke and controlling fires within a build

Ventilation – Having outlet airway – With air pump
Patent

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Profile ID: LFUS-PAI-P-1051065

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