4. Measuring, testing, or signalling instruments
  5. Security or signal instrument or casing
  6. Alarm or control thereof

William F. Coyer

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Image modifiers for use in scanning photographic images

Data processing: structural design – modeling – simulation – and em – Simulating nonelectrical device or system
Reexamination Certificate

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Portable smoke detector

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent

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Profile ID: LFUS-PAI-P-1756741

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