4. Liquid purification or separation
  5. Particulate material type separator, e.g., ion exchange or...
  6. With spaced non-particulate separating means

Douglass E. Hughes

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Automatic valved bottle cap for use with liquid containers

Receptacles – Container attachment or adjunct – Drinking device
Reexamination Certificate

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Automatic valved filter assembly

Liquid purification or separation – Processes – Separating
Reexamination Certificate

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Continuous flow water-purifying device

Liquid purification or separation – Particulate material type separator – e.g. – ion exchange or... – With spaced non-particulate separating means
Patent

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Drinking container closure

Compound tools – Cutter combined with other tool or tools
Design Patent

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Filter housing

Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Treatment
Design Patent

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Profile ID: LFUS-PAI-P-146870

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