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Wat zijn kogellagers - en hoe worden ze gemaakt
1920
EYE Filmmuseum (The Netherlands)
Andre titler:
- Wat zijn kogellagers - en hoe worden ze gemaakt
- What are Ball Bearings - And How are They Made?

Documentary about the manufacture of ball bearings Documentary about the manufacture of ball bearings, with considerable attention devoted to their manufacturing and machinery. The film includes shots...

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