4. Metal treatment
  5. Process of modifying or maintaining internal physical...
  6. Magnetic materials

Richard Boll

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Contact-free push-button key for generating an electrical signal

Communications: electrical – Audible indication – Percussion-type sound producer
Patent

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Magnetic core comprised of low-retentivity amorphous alloy

Metal treatment – Process of modifying or maintaining internal physical... – Magnetic materials
Patent

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Profile ID: LFUS-PAI-P-497641

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