Assignee
Inventors
- Leonid F. Zhukov (4 patents)
- Evgeny G. Chugunny (4 patents)
- Garold P. Samchenko (1 patents)
- Vladimir S. Shumikhin (5 patents)
- Mechislav V. Zhelnis (3 patents)
- Ivan V. Kushinsky (1 patents)
- Pranas V. Zemlyavichus (2 patents)
US Patent 4533243 · Granted Aug 6, 1985