Schetina; Otto
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schetina; Otto.The latest application filed is for "device for sealing a drift cross section driven by means of a cutting machine".
- Schetina; Otto - Zeltweg AT
| Patent | Date |
|---|---|
| Device for sealing a drift cross section driven by means of a cutting machine Grant 4,662,685 - Barnthaler , et al. May 5, 1 | 1987-05-05 |
| Protecting device for partial-cut cutting machines Grant 4,591,209 - Droscher , et al. May 27, 1 | 1986-05-27 |
| Bit holder equipped with a spraying device Grant 4,542,942 - Zitz , et al. September 24, 1 | 1985-09-24 |
| Bit arrangement for a cutting tool Grant 4,247,150 - Wrulich , et al. January 27, 1 | 1981-01-27 |
| Device for sealing the gap between component parts rotatable relative to each other Grant 4,225,144 - Zitz , et al. September 30, 1 | 1980-09-30 |
| Bit holder Grant 4,091,692 - Wrulich , et al. May 30, 1 | 1978-05-30 |
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