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The mechanized production of Duro-Test light bulbs is filmed as a dance to the tune of the Brandenburg, as choreographed filaments, glass, and metal combine in a dynamic finale. Preserved by the Academy Film Archive in 2013.
The mechanized production of Duro-Test light bulbs is filmed as a dance to the tune of the Brandenburg, as choreographed filaments, glass, and metal combine in a dynamic finale. Preserved by the Academy Film Archive in 2013.
![Fatto a Mano [handmade]](https://image.tmdb.org/t/p/w500//tIV0jLeblE0XzAqSpwRIPWAfune.jpg)
