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

James W. Chapman

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Compression sealed composite seal seat with cooling passages

Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent

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Fluid casting composition containing low expansion glass filler

Electricity: conductors and insulators – Insulators – Through wall or plate
Patent

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Golf bag rain cover

Purses – wallets – and protective covers – Protective cover made of flaccid material – For a golf cart or bag
Patent

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Sight glass assembly and method for its production

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

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Profile ID: LFUS-PAI-P-55500

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