4. Optics: measuring and testing
  5. Sample, specimen, or standard holder or support

John Clough

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Apparatus for positioning a contact lens under a radiuscope

Optics: measuring and testing – Sample – specimen – or standard holder or support
Patent

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Fungicidal alpha-substituted acrylates

Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent

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Method of designing equal conic intraocular lens

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

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Method of designing equal conic intraocular lens

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

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Profile ID: LFUS-PAI-P-733688

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