4. Sewing
  5. Stitch forming
  6. Feeding work material

Benjamin T. Bernstein

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Auxiliary feed mechanism for sewing machines

Sewing – Stitch forming – Feeding work material
Patent

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Fabric panel discontinuity sensor

Sewing – Elements – Starting or stopping
Patent

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Knife sharpener

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

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Modularized Cardan sewing machine

Sewing – Stitch forming – Multiple needle
Patent

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Profile ID: LFUS-PAI-P-776472

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