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GB8407421D0
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Trench shoring frame
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EP0075453A2
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Method of and apparatus for shoring a trench
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GB1561101A
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Apparatus for the driving and extraction of sheet piles
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EG11690A
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Trench shoring method and apparatus
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RO84433A
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Process for laying down pipes in the ground and installation for applying the process
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CA997576A
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Method for supporting the walls of a ground trench and a method and apparatus for use in the laying of a pipeline in a trench
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US3969904A
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Method of laying a pipeline in a trench
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ES423083A1
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A method and an apparatus to tend a pipe in a ditch of the ground. (Machine-translation by Google Translate, not legally binding)
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ZA7400834B
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Method and apparatus for the use in the laying of a pipeline in a trench
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GB1376238A
|
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Trench shoring frame
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RO61990A
|
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Installation for placing and removing palplanches
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ZA7300018B
|
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Method of and apparatus for the driving extraction of sheet piles
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US3866425A
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Method of and apparatus for the driving and extractor of sheet piles
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GB1396361A
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Trench shoring frame
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GB1416995A
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Sheet piles
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GB1419071A
|
|
Apapratus for the driving and extraction of sheet piles
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GB1379604A
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Trench shoring frame
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