Manfred Klerk

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Rubber mixture for an elastic intermediate layer for a rail support
- Patent number 5,735,457
- Issue date Apr 7, 1998
- Phoenix Aktiengesellschaft
- Edgar Bohm
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Caoutchouc mixture for the manufacture of rubber products with low-...
- Patent number 5,637,645
- Issue date Jun 10, 1997
- Phoenix Aktiengesellschaft
- Manfred Klerk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...