2018
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Invention
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Trench wall apparatus and method for creating a trench in the ground. The invention relates to a ... |
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Invention
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Trench wall apparatus and method for creating a trench in the ground. A trench wall apparatus inc... |
2017
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P/S
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Éléments métalliques de constructions précontraintes, nommément ancrages, câbles de précontrainte... |
1988
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Invention
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Retained earth structure and method of making same. RETAINED EARTH STRUCTURE AND METHOD OF MAKING... |
1987
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Invention
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Protective tendon tensioning anchor assemblies. A protective tendon tensioning anchor assembly co... |
1986
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Invention
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Retained earth structure and method of making same. A soil retaining system, including an upright... |