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| Number | Title | Issue Date |
| 7281307 | Tap process for hard workpieces A process and apparatus for producing screw threads in hard material workpieces with a series of taps. The present invention employs a threaded bore formed in a bracket assembly to align and position multiple taps on a rotary machine. The taps are used in sequence t... | 10/16/2007 |
| 6941848 | Procedure for the production of a bar notch A bar notch (3) in the side of a side member (1) and a shaping cut (4) at the end of a cross member (2) for the bar jointing of a side member (1) with a member (2) in workpieces of wood, plastics or MDF—medium density fibe... | 09/13/2005 |
| 6675686 | Apparatus for production of a bar notch A bar notch (3) in the side of a side member (1) and a shaping cut (4) at the end of a cross member (2) for the bar jointing of a side member (1) with a member (2) in workpieces of wood, plastics or MDF--medium density fibreboard--produced by a punching o... | 01/13/2004 |
