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

Bernard Beaulieu

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Bi-focal corneal contact lens

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
Patent

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Household effluent purification plant

Liquid purification or separation – With means to add treating material – Spaced along flow path
Reexamination Certificate

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Profile ID: LFUS-PAI-P-702722

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