4. Fluid reaction surfaces (i.e., impellers)
  5. Rotor having flow confining or deflecting web, shroud or...
  6. Apertured or foraminous web or shroud

Richard A. Edgar

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Adjustable ceiling fan blade cover

Fluid reaction surfaces (i.e. – impellers) – Removable auxiliary attachment to work surface
Reexamination Certificate

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Adjustable pump wear plate positioning assembly

Rotary kinetic fluid motors or pumps – Including casing part selectively movable relative to fixed... – Separate liner portion
Reexamination Certificate

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Aerofoil for an axial flow turbo machine

Rotary kinetic fluid motors or pumps – With passage in blade – vane – shaft or rotary distributor...
Reexamination Certificate

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Air turbine starter having a force balanced, pressure...

Rotary kinetic fluid motors or pumps – With lubricating – sealing – packing or bearing means having...
Reexamination Certificate

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Air turbine starter having a low differential check valve

Rotary kinetic fluid motors or pumps – With lubricating – sealing – packing or bearing means having...
Reexamination Certificate

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