4. Music
  5. Accessories
  6. Producing color or light effects

Grace Feng

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Decoration box with music and colored flashing light beams

Music – Accessories – Producing color or light effects
Patent

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Transmission mechanism for music box ornament

Machine element or mechanism – Mechanical movements – Rotary to gyratory
Patent

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Profile ID: LFUS-PAI-P-1651166

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