821. Vapour vacuum diffusion pump: Edwards high vacuum international ltd, British patent 1,099,143, patent abstr, 8 (6) part b 9th Feb 1968, 1.

• Publisher: Elsevier Science
• Year: 1968
• Tongue: English
• Weight: 167 KB
• Volume: 18
• Category: Article
• ISSN: 0042-207X
• DOI: 10.1016/0042-207x(68)92158-1