DIFF Main Group
E02B 9/00 Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same
Introduced: September 1968
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E02B 9/08 Tide or wave power plants (water-pressure machines, tide or wave motors F03B) IPC+CPC Available in IPC and CPC