4. Optics: eye examining, vision testing and correcting
  5. Spectacles and eyeglasses
  6. Temples

Oreste Blumenthal

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Decoration for spectacle frames of plastics material and a metho

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With decoration or ornamentation
Patent

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Flexible bar for spectacle-frames

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Temples
Patent

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Flexible spectacle frame

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Temples
Patent

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Spectacle frame with resilient hinges

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Connectors
Patent

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Profile ID: LFUS-PAI-P-323405

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