𝔖 Bobbio Scriptorium

✦ LIBER ✦

780. Vacuum system valve: Siemens AG Berlin and Munchen, German Patent 1,230,634, Patent Abstr, 7 (3) part D, 19th Jan 1967, 5

Publisher: Elsevier Science
Year: 1967
Tongue: English
Weight: 128 KB
Volume: 17
Category: Article
ISSN: 0042-207X
DOI: 10.1016/0042-207x(67)91673-9

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784. Cryogenic chamber: Grove Valve and

784. Cryogenic chamber: Grove Valve and Regulator Co, Brit Patent 1,051,961, Patent Abstr, 7 (3) part D, 19th Jan 1967, 5

📂 Article 📅 1967 🏛 Elsevier Science 🌐 English ⚖ 128 KB