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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E02F3/76
Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling; scarifying; devices
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E02F3/769
Graders, bulldozers, or the like comprising loaders
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