E21C 50/00 Obtaining minerals from underwater, not otherwise provided for (suction dredgers or component parts thereof E02F3/88; equipment for conveying or separating excavated material E02F7/00; dippers G01N1/12)
Introduced: January 1990
Title
Titles differ between systems:
IPC: Obtaining minerals from underwater, not otherwise provided for
CPC: Obtaining minerals from underwater, not otherwise provided for (suction dredgers or component parts thereof E02F3/88; equipment for conveying or separating excavated material E02F7/00; dippers G01N1/12)
Full Title
Full titles differ between systems:
Obtaining minerals from underwater, not otherwise provided for
Obtaining minerals from underwater, not otherwise provided for (suction dredgers or component parts thereof E02F3/88; equipment for conveying or separating excavated material E02F7/00; dippers G01N1/12)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1990.
Child Classifications
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- E21C 50/02 dependent on the ship movements (vessels or floating structures adapted for special purposes B63B35/00) since 1990 IPC+CPC Available in IPC and CPC