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.
| Tagline | |
| Release Date: | Jan 01, 1977 |
| Genres: | Documentary |
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| Status: | Released |
| Budget: | $0 |
| Revenue: | 0 |
KODE IKLAN BANNER ATAU IKLAN HORIZONTAL DISINI
