4. Electricity: magnetically operated switches, magnets, and electr
  5. Magnets and electromagnets
  6. Magnet structure or material

Ralph Lopez

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Broad putty knife with snap-on tang

Cutlery – Cutting tools – Scrapers
Patent

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Stud finder with one-piece magnet assembly

Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – Magnet structure or material
Patent

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Trowel

Brushing – scrubbing – and general cleaning – Implements – Mason's trowel or float
Patent

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Profile ID: LFUS-PAI-P-868902

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