Karl-H. Schwiede

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Daisendorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Resilient rail fixing device for track installations
- Patent number 4,770,343
- Issue date Sep 13, 1988
- Schwihag GmbH
- Armin Heim
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Apparatus for fastening rails to railroad ties
- Patent number 4,728,031
- Issue date Mar 1, 1988
- Schwihag, Gesellschaft fur Eisenbahnoberbau mbH
- Armin Heim
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES