✦ LIBER ✦
1003. Device for indicating a pressure rise in the backing (rough vacuum) system of mercury valves: V A Chernov,USSR Patent No 318088, appl 25th may 1970, publd 19th Oct 1971
- Publisher
- Elsevier Science
- Year
- 1972
- Tongue
- English
- Weight
- 142 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0042-207X
No coin nor oath required. For personal study only.