Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4307851 | Apparatus for winding a plurality of separate strips while maintaining tension in each strip | Vladimir Dunaevsky, Nikolai A. Sorokin, Boris M. Zapara, Boris N. Ivanov, Sergei A. Frolov +1 more | 1981-12-29 |
| 4293101 | Apparatus for helically coiling bands after slitting wide strip | Vladimir Dunaevsky, Nikolai G. Boidenko, Alexei P. Samarin, Boris M. Zapara, Boris N. Ivanov +6 more | 1981-10-06 |