| Patents for B21C 99 - Subject matter not provided for in other groups of this subclass (2) | |
|---|---|
| 09/2014 | |
| 09/18/2014 | US20140260477 System and method for stainless steel cladding of carbon steel pieces |
| 10/2009 | |
| 10/15/2009 | DE10016067B4 Vorrichtung und Verfahren zum Anspitzen von Drahtenden Apparatus and method for sharpening of wire ends |