Rudolf Engel

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D-8904 Friedberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Traction device having projecting ribs which fit into grooves of a...
- Patent number 5,088,534
- Issue date Feb 18, 1992
- Rudolf Engel
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method of producing moldings
- Patent number 5,047,185
- Issue date Sep 10, 1991
- Rudolf Engel
- B28 - WORKING CEMENT, CLAY, OR STONE