4. Illumination
  5. Photographic lighting
  6. Safety or interlocks

William J. Harvey

Inventor

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Air conditioning control system

Refrigeration – Automatic control – Of external fluid or means
Patent

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Method and apparatus for fan control to achieve enhanced cooling

Automatic temperature and humidity regulation – Ventilator type – Electrically actuated
Patent

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Multilamp photoflash assembly

Illumination – Photographic lighting – Plural light sources or light source supports
Patent

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Multilamp photoflash unit construction

Illumination – Photographic lighting – Safety or interlocks
Patent

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Multilamp photoflash unit with circuit crossover

Illumination – Photographic lighting – Plural light sources or light source supports
Patent

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Profile ID: LFUS-PAI-P-781633

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