842. Hermetically sealed envelope structure for vacuum component: Jennings Radio Mfg Corp, US patent 3,368,023, official gaz US patent office, 847 (1), 6th Feb 1968, 266.

• Publisher: Elsevier Science
• Year: 1968
• Tongue: English
• Weight: 317 KB
• Volume: 18
• Category: Article
• ISSN: 0042-207X
• DOI: 10.1016/0042-207x(68)92179-9