✦ LIBER ✦
Attaining ultrahigh vacuum in sealed vacuum tubes by means of oil-free pumps with low pumping speed: S Fleischer et al, Exper Tech Phys, 18 (1–2), 1970, 69–74 (in German)
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- English
- Weight
- 163 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0042-207X
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