4. Electricity: circuit makers and breakers
  5. Electric switch details
  6. Actuators

Ralph W. Ford

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Signal activating device for a nurse call system

Electricity: circuit makers and breakers – Electric switch details – Actuators
Patent

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Underwater self-contained cleaning assembly

Brushing – scrubbing – and general cleaning – Submerged cleaners with ambient flow guides
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Profile ID: LFUS-PAI-P-106904

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