4. Compositions: ceramic
  5. Ceramic compositions
  6. Synthetic precious stones

Richard Pollak

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Method for enhancing the color of minerals useful as gemstones

Stock material or miscellaneous articles – Three dimension imitation or 'treated' natural product
Reexamination Certificate

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Method for enhancing the color of minerals useful as gemstones

Compositions: ceramic – Ceramic compositions – Synthetic precious stones
Patent

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Profile ID: LFUS-PAI-P-1316528

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