Steffen PRAETORIUS

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Schwanau, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for producing a cavity in a soil
- Patent number 11,118,410
- Issue date Sep 14, 2021
- Herrenknecht AG
- Tobias Gerhardt
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for laying underground cables or underground line...
- Patent number 10,734,793
- Issue date Aug 4, 2020
- Herrenknecht AG
- Marc Peters
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR PRODUCING A CAVITY IN A SOIL
- Publication number 20190284879
- Publication date Sep 19, 2019
- Steffen PRAETORIUS
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD FOR LAYING UNDERGROUND CABLES OR UNDERGROUND LINE...
- Publication number 20180269664
- Publication date Sep 20, 2018
- Marc PETERS
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER