4. Recording, communication, or information retrieval equipment
  5. Computer, data processor equipment

Charles W. Phelps

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Pole mounted rotating speaker system

Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent

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Sewage disposal method and system

Fluid handling – With cleaner – lubrication added to fluid or liquid sealing... – Cleaning or steam sterilizing
Patent

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Warning light with cylindrical lens

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Patent

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Profile ID: LFUS-PAI-P-633369

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