4. Optical: systems and elements
  5. Compound lens system
  6. Telescope

Thomas Chapman

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Compact centrifugal blower with annular stator

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector
Reexamination Certificate

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Firearm sighting device for viewing around obstacles

Optical: systems and elements – Compound lens system – Telescope
Reexamination Certificate

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High efficiency one-piece centrifugal blower

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Casing having tangential inlet or outlet
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2394790

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