4. Measuring, testing, or signalling instruments
  5. Security or signal instrument or casing
  6. Visual

DuWayne C. Radke

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Coupling system for a light conduit

Optical waveguides – With disengagable mechanical connector – Structure surrounding optical fiber-to-fiber connection
Patent

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Coupling system for a light conduit

Optical waveguides – With disengagable mechanical connector – Structure surrounding optical fiber-to-fiber connection
Reexamination Certificate

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Mounting assembly for a light conduit lighting system

Illumination – Light source and modifier – Adjustable or repositionable light source or light source...
Patent

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Pass through firestop device

Static structures (e.g. – buildings) – Irreversibly reactive component
Reexamination Certificate

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Pass-through firestop device

Static structures (e.g. – buildings) – Frangible section or means
Reexamination Certificate

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Profile ID: LFUS-PAI-P-843276

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