LandOfFree - US Patents - Listing for Optics: eye examining, vision testing and correcting,Spectacles and eyeglasses,Combined

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Vari-lens phoropter and automatic fast focusing infinitely varia

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Variable focal length lenses which have an arbitrarily shaped pe

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Versatile headband optical mounting assembly

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Versatile optical mounting assembly

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Video display on spectacle-like frame

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Vision correcting device

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Vision enhancing assembly

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Vision system and method for observing use of a product by a...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Reexamination Certificate

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Visor mounted lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Visual aid device

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Visual aid device having a locking device

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Visual aid especially for weak-sighted persons

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Visual apparatus

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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Visual entertainment eyewear system and apparatus therefor

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined

Patent

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