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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E02F3/08
with digging elements on an endless chain
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E02F3/12
Component parts; , e.g. bucket troughs
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E02F3/14
Buckets; Chains; Guides for buckets or chains; Drives for chains
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