Patent classifications
E
FIXED CONSTRUCTIONS
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E02
HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
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E02D
FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
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5/00
Bulkheads, piles, or other structural elements specially adapted to foundation engineering
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E02D5/28
made of steel; or other metals
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E02D5/285
tubular, e.g. prefabricated from sheet pile elements
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