Udo Dietrich

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Gevelsberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Two-rail trolley
- Patent number 4,653,407
- Issue date Mar 31, 1987
- Mannesmann AG
- Udo Dietrich
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Direction shift control for connected vehicle undercarriages
- Patent number 4,221,171
- Issue date Sep 9, 1980
- DEMAG, A.G.
- Heinz Flaig
- B61 - RAILWAYS
Information Patent Grant
Railway maintenance car
- Patent number 4,122,777
- Issue date Oct 31, 1978
- Demag AG
- Udo Dietrich
- B61 - RAILWAYS