4. Optics: eye examining, vision testing and correcting
  5. Spectacles and eyeglasses
  6. Ophthalmic lenses or blanks

Todd R. Williams

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Brightness enhancement article

Illumination – Light modifier – Refractor
Reexamination Certificate

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Computers comprising scratch resistant optical films

Computer graphics processing and selective visual display system – Plural physical display element control system – Optical means interposed in viewing path
Patent

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Devices with flame retardant ultraviolet cured multi-layered fil

Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Patent

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Equine dental speculum

Surgery – Specula – Retractor
Reexamination Certificate

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Flame retardant ultraviolet cured multi-layered film

Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Patent

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Profile ID: LFUS-PAI-P-311703

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