Vacuum ion pump: Philips Gloeilampenfab, NV,German patent, 1,238,608, Patent abstr, 7 (20), part C, 24th May 1967, 10

• Publisher: Elsevier Science
• Year: 1967
• Tongue: English
• Weight: 164 KB
• Volume: 17
• Category: Article
• ISSN: 0042-207X
• DOI: 10.1016/0042-207x(67)91866-0