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

James H. Sternbergh

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Carbon brush for motors and method of making the same

Electrical generator or motor structure – Dynamoelectric – Rotary
Patent

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Filter for a special purpose lens and method of making filter

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
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Multilayer anti-reflective and ultraviolet blocking coating for

Optical: systems and elements – Having significant infrared or ultraviolet property – Multilayer filter or multilayer reflector
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Profile ID: LFUS-PAI-P-689446

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