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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=F03D F03D]
| WIND MOTORSWind motors
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=F16C F16C]
| SHAFTSShafts; FLEXIBLE SHAFTSflexible shafts; ELEMENTS OF CRANKSHAFT MECHANISMSelements of crankshaft mechanisms; ROTARY BODIES OTHER THAN GEARING ELEMENTSrotary bodies other than gearing elements; BEARINGSbearings
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=F16H F16H]
| GEARINGGearing
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=F03B F03B]
| MACHINES OR ENGINES FOR LIQUIDS Machines or engines for liquids
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|align = "center"|[http://www.wipo.int/ipcpub/#refresh=symbol¬ion=scheme&version=20110101&symbol=H02K H02K]
|DYNAMODynamo-ELECTRIC MACHINESelectric machines
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| align = "center"|[http://www.wipo.int/ipcpub/#&refresh=page¬ion=scheme&version=20110101&symbol=H02P H02P]
| CONTROL OR REGULATION OF ELECTRIC MOTORSControl or regulation of electric motors, GENERATORSgenerators, OR DYNAMOor dynamo-ELECTRIC CONVERTERSelectric converters; CONTROLLING TRANSFORMERScontrolling transformers, REACTORS OR CHOKE COILSreactors or choke coils
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=H02M H02M]
| APPARATUS FOR CONVERSION BETWEEN AC AND ACApparatus for conversion between ac and ac, BETWEEN AC AND DCbetween ac and dc, OR BETWEEN DC AND DCor between dc and dc, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMSand for use with mains or similar power supply systems; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWERconversion of dc or ac input power into surge output power; CONTROL OR REGULATIONcontrol or regulation
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=H02J H02J]
| CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWERCircuit arrangements or systems for supplying or distributing electric power; SYSTEMS FOR STORING ELECTRIC ENERGYsystems for storing electric energy
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=G06F G06F]
| ELECTRIC DIGITAL DATA PROCESSINGElectric digital data processing
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=G05F G05F]
| SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLESSystems for regulating electric or magnetic variables
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| align = "center"|[http://www.wipo.int/ipcpub/#refresh=page¬ion=scheme&version=20110101&symbol=H02H H02H]
| EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS Emergency protective circuit arrangements
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