E02F

Watch

Stats

Description

DREDGING; SOIL-SHIFTING (winning peat E21C 49/00)

Subclasses

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Subclass Title
1/00 General working methods with dredgers or soil-shifting machines (methods for making embankments E02D 17/18; methods for mining E21C)
3/00 Dredgers; Soil-shifting machines (for special purposes E02F 5/00; other machines or apparatus for mining E21C; tunnelling E21D)
3/02 Dredgers; Soil-shifting machines (for special purposes E02F 5/00; other machines or apparatus for mining E21C; tunnelling E21D) hand-operated
3/04 Dredgers; Soil-shifting machines (for special purposes E02F 5/00; other machines or apparatus for mining E21C; tunnelling E21D) mechanically-driven
3/06 Dredgers; Soil-shifting machines (for special purposes E02F 5/00; other machines or apparatus for mining E21C; tunnelling E21D) mechanically-driven with digging screws

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Recent Patents

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Recent Publications

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Patents Issued To Date - By Filing Year

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