4. Ventilation
  5. Clean room

Roy P. Johnson

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Clean room air filtering system

Ventilation – Clean room
Patent

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Clean storage unit air flow system

Ventilation – Clean room
Patent

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Flowhood work station

Ventilation – Workstation ventilator – Covered workbench chamber
Patent

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Make-up air handler and method for supplying boron-free outside

Gas separation – Combined or convertible – In environmental air enclosure
Patent

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System and method for protecting equipment from damage due...

Heating systems – Heat and power plants
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1569864

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