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

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Auxiliary interlocking frame for eyeglasses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Auxiliary lens assembly with improved attachment to primary...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Auxiliary lens assembly with spring-loaded attachment to...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With auxiliary lenses movable in and out of the optical path

Auxiliary lens attachment for use on eyeglasses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With auxiliary lenses movable in and out of the optical path

Auxiliary lens frame for eyeglasses

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

Auxiliary lens holder device for use with a keratometer

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With auxiliary lenses movable in and out of the optical path

Auxiliary lens module

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With auxiliary lenses movable in and out of the optical path

Auxiliary lenses for eyeglasses

Reissue Patent

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Auxiliary lenses for eyeglasses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With auxiliary lenses movable in and out of the optical path

Auxiliary lenses for eyeglasses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading

Auxiliary lenses unit for glasses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Invertible or reversible multifocal type

Auxiliary nosepiece for eyeglasses

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With auxiliary lenses movable in and out of the optical path

Aviator eyeglasses