| Patents for B21F 99 - Subject matter not provided for in other groups of this subclass (405) | |
|---|---|
| 10/1980 | |
| 10/28/1980 | CA1088485A2 Wire reeling apparatus |
| 04/1979 | |
| 04/24/1979 | CA1053124A2 Pipe cage end forming machine and method |
| 11/1978 | |
| 11/14/1978 | CA1042388A1 Method for producing bright steel from elongated workpieces of circular cross-sectional shape |
| 05/1978 | |
| 05/02/1978 | US4087295 Mechanical and thermal treatment of steel wire |
| 07/1977 | |
| 07/26/1977 | US4037446 Method of producing bright steel from rolled steel wire |