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Stump Bohr GmbH
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Ismaning, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for drilling holes in soil or rock
Patent number
5,263,545
Issue date
Nov 23, 1993
Stump Bohr GmbH
Georg Tudora
E21 - EARTH DRILLING MINING
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Patent Grant
Ground anchor system
Patent number
4,715,745
Issue date
Dec 29, 1987
Stump Bohr GmbH
Ernst Reichert
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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