Hirt, Hartmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hirt, Hartmut.The latest application filed is for "tool head".
- Hirt, Hartmut - Gelnhausen DE
- Hirt; Hartmut - Konigstein DE
| Patent | Date |
|---|---|
| Tool head App 20020001512 - Eysel, Dieter ; et al. | 2002-01-03 |
| Pressure controlled cutter bit retainer with precision adjustable cutter bit Grant 5,713,703 - Gerk , et al. February 3, 1 | 1998-02-03 |
| Rotating drill head with a boring bar which is pivotable by a slight distance vertically to the axis of rotation by fluidic means Grant 5,368,420 - Gerk , et al. November 29, 1 | 1994-11-29 |
| Pressure controlled cutter bit retainer with precision adjustable cutter bit Grant 5,116,171 - Gerk , et al. May 26, 1 | 1992-05-26 |
| Device for fine adjustment of the turning tool bit of a rotating radial adjustment head Grant 5,033,918 - Eysel , et al. July 23, 1 | 1991-07-23 |
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