BWG Butzbacher Weichenbau Gesellschaft mbH & Co. KG

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Butzbach, DE

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Method for producing high-strength track element and track element...
- Patent number 6,315,844
- Issue date Nov 13, 2001
- BWG Butzbacher Weichenbau Gesellschaft mbH & Co. KG
- Gerhard Ratz
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

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