4. Electricity: electrical systems and devices
  5. Housing or mounting assemblies with diverse electrical...
  6. For electronic systems and devices

Victoria Tsang Tam

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Air duct with airtight seal

Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate

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Air duct with airtight seal

Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate

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Airflow flapper valve

Rotary kinetic fluid motors or pumps – Including working fluid force responsive vane or flow control
Reexamination Certificate

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Blower impeller apparatus with one way valves

Rotary kinetic fluid motors or pumps – With control means responsive to non-cyclic condition... – Centrifugally initiated valve controlling fluid flow in...
Reexamination Certificate

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Blower impeller apparatus with pivotable blades

Rotary kinetic fluid motors or pumps – Resilient or movably mounted blade portion or axially... – Yieldingly or pivotedly mounted or flexible blade
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2403035

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