Cap provided with removable flip up and down glasses

Cardiographic apparatus with stylus control means

Case for storing and cleaning contact lenses

Cast contact lenses, apparatus and method for making same

Changeable frame design

Children's sunglasses

Circuit connector structure

Clamp assembly

Clasp for eyeglasses

Cleaning hydrophilic contact lenses by electrochemical means

Clear axis, segmented multifocal ophthalmic lens

Clever frame/clip

Clip & flip sunglass/visor system

Clip-on auxiliary lenses utilizing an elastic jaw in the...

Clip-on auxiliary lift lenses

Clip-on glasses

Clip-on glasses

Clip-on glasses assembly and actuating mechanism therefor

Clip-on glasses with interchangeable lenses

Clip-on light apparatus