4. Sewing
  5. Special machines
  6. Buttonhole

Harold B. Bardsley

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Carpet rolling machine

Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent

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Cut/loop module for tufting machines

Sewing – Special machines – Embroidering
Patent

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Cutting instrumentalities for tufting machines

Sewing – Special machines – Buttonhole
Patent

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Detection of faults in sheet and like materials

Optics: measuring and testing – By monitoring of webs or thread – For flaws or imperfections
Patent

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Grinding of knives

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

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Profile ID: LFUS-PAI-P-5518

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