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

John E. Bergman

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Brush roundator

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
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Method and apparatus for mounting bristles on brush backs

Brush – broom – and mop making – Brush-making machines – Tuft feeding and setting
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Profile ID: LFUS-PAI-P-1185781

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