278. Apparatus for detecting leaks in high-vacuum devices: N G Mansvetov and G I Rukman, USSR Patent, No 257,095, appl 12th May 1968, publd 10th April 1970

• Publisher: Elsevier Science
• Year: 1971
• Tongue: English
• Weight: 153 KB
• Volume: 21
• Category: Article
• ISSN: 0042-207X
• DOI: 10.1016/0042-207x(71)91922-1