✦ LIBER ✦
New high performance turbo molecular pumps for the production of oil-free high and ultra high vacuum.: J Henning, Vakuum-Tech, 23 (3), 1974, 66–69 (in German).
- Publisher
- Elsevier Science
- Year
- 1975
- Tongue
- English
- Weight
- 340 KB
- Volume
- 25
- Category
- Article
- ISSN
- 0042-207X
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