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

John Bandringa

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Low voltage occupancy sensor

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

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Low voltage occupancy sensor

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

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Occupancy wall sensor

Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Reexamination Certificate

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Passive infrared occupancy sensor

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Lost child or person locator
Design Patent

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Passive infrared occupancy sensor

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Lost child or person locator
Design Patent

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Profile ID: LFUS-PAI-P-2413782

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