4. Optics: measuring and testing
  5. By shade or color
  6. With reflective multicolor chart or standard

Neil R. Hall

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Color mixture indicator device

Optics: measuring and testing – By shade or color – With reflective multicolor chart or standard
Patent

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Dental color mixture indicator device

Dentistry – Apparatus – Tooth selection guide
Patent

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Dental restorative adhesive having improved fracture toughness

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent

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Profile ID: LFUS-PAI-P-1670365

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