Adventkalender, 14. Dezember

Patent 6050714 vom 18. April 2000, eingereicht von Livio Isabella: "Musical Christmas tree having illuminable branches" ("A Christmas tree having illuminable branches includes a hollow base component having an elongated trunk member vertically extending therefrom. A plurality of fiber optic cables are received within the trunk member and extend into the base component through which a lamp transmits light via a rotating color wheel. The lamp is in communication with a sound producing means and a circuit for varying the intensity of light according to the output of the sound producing means").