✦ LIBER ✦
126. Solution for regenerating metallic parts of electric vacuum devices: Z I Braum et al, USSR Patent No 281662, appl 3rd Jan 1969, publd 23rd Dec 1970.
- Publisher
- Elsevier Science
- Year
- 1972
- Tongue
- English
- Weight
- 186 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0042-207X
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