4. Abrasive tool making process, material, or composition
  5. With carbohydrate or reaction product thereof

Douglas L. Hoffman

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Collet chuck aligning assembly for gem faceting machines

Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent

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Gem faceting machine having an adjustable faceting head support

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent

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Grinding mill

Solid material comminution or disintegration – Apparatus – Cooperating comminuting surfaces
Patent

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Profile ID: LFUS-PAI-P-403748

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