Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4781332 | Method of winding conical or tapered bobbin and device to perform said method | Petr Jirasco, Zdenek Koloc, Vaclay Moc | 1988-11-01 |
| 4674696 | Grooved rotary yarn distributor for winding cylindrical bobbins | Jilji Halelka, Petr Jirasko, Zdenek Koloc | 1987-06-23 |
| 4643372 | Grooved rotary yarn distributor for winding conical bobbins | Jilji Havelka, Petr Jirasko, Zdenek Koloc | 1987-02-17 |