✦ LIBER ✦
Automatic unit for the hard facing of sealing surfaces in sluice valve bodies
✍ Scribed by N. F. Yakovleva; S. N. Maslennikov
- Publisher
- Springer
- Year
- 1970
- Tongue
- English
- Weight
- 245 KB
- Volume
- 6
- Category
- Article
- ISSN
- 0009-2355
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