Meyer & John GmbH & Co. Tief- und Rohrleitungsbau

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for keeping outfall drainage in service during se...
- Patent number 5,743,676
- Issue date Apr 28, 1998
- Meyer & John GmbH & Co Tief- und Rohrleitungsbau
- John Hans-Juergen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Thrust pipe
- Patent number 4,808,032
- Issue date Feb 28, 1989
- Meyer & John GmbH & Co. Tief- und Rohrleitungsbau
- Hans-Jurgen John
- E21 - EARTH DRILLING MINING