4. Illumination
  5. Photographic lighting
  6. Heat responsive or control

Donald W. Hartman

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Cover for multilamp photoflash unit

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

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Linear multilamp photoflash unit

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

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Linear multilamp photoflash unit

Lighting – Light source – Electric light bulb
Patent

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Linear multilamp photoflash unit

Lighting – Light source – Electric light bulb
Patent

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Multilamp photoflash unit

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

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Profile ID: LFUS-PAI-P-781628

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