4. Lighting
  5. Light source
  6. Electric light bulb

John D. Shupe

Inventor

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Escalator wheel monitor

Conveyors: power-driven – Conveyor or accessory therefor specialized to convey people – With means to control the operation of the section
Reexamination Certificate

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Light bulb

Lighting – Light source – Electric light bulb
Patent

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Profile ID: LFUS-PAI-P-658333

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