Patent classifications
E
FIXED CONSTRUCTIONS
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E02
HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
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E02F
DREDGING; SOIL-SHIFTING
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3/00
Dredgers; Soil-shifting machines
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E02F3/28
with digging tools mounted on a dipper- or bucket-arm; , i.e. there is either one arm or a pair of arms; , e.g. dippers, buckets
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E02F3/3604
Devices to connect tools to arms, booms or the like
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E02F3/3677
allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting buckets
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